Home / 863,496.68-1,191,733.54-496,088.68

Finding the Fourth Proportional to 863,496.68, 1,191,733.54 and 496,088.68

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Solution

The fourth proportional to 863,496.68, 1,191,733.54 and 496,088.68 is: 684,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,496.68 : 1,191,733.54 = 496,088.68 : x
  2. Step 2: Convert to fraction form
    863,496.68/1,191,733.54 = 496,088.68/x
  3. Step 3: Cross multiply
    863,496.68x = 1,191,733.54 × 496,088.68
  4. Step 4: Simplify right side
    863,496.68x = 591,205,518,770.33
  5. Step 5: Solve for x
    x = 591,205,518,770.33/863,496.68
  6. Step 6: Final answer
    x = 684,664.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.