Home / 724,503.15-1,087,253.00-251,188.51

Finding the Fourth Proportional to 724,503.15, 1,087,253.00 and 251,188.51

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Solution

The fourth proportional to 724,503.15, 1,087,253.00 and 251,188.51 is: 376,955.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,503.15 : 1,087,253.00 = 251,188.51 : x
  2. Step 2: Convert to fraction form
    724,503.15/1,087,253.00 = 251,188.51/x
  3. Step 3: Cross multiply
    724,503.15x = 1,087,253.00 × 251,188.51
  4. Step 4: Simplify right side
    724,503.15x = 273,105,454,370.82
  5. Step 5: Solve for x
    x = 273,105,454,370.82/724,503.15
  6. Step 6: Final answer
    x = 376,955.51

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Half scale
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Double scale
Find fourth proportional to 724,504.15, 1,087,254.50 and 251,189.51
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.