Home / 903,784.04-1,247,328.42-501,401.96

Finding the Fourth Proportional to 903,784.04, 1,247,328.42 and 501,401.96

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Solution

The fourth proportional to 903,784.04, 1,247,328.42 and 501,401.96 is: 691,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,784.04 : 1,247,328.42 = 501,401.96 : x
  2. Step 2: Convert to fraction form
    903,784.04/1,247,328.42 = 501,401.96/x
  3. Step 3: Cross multiply
    903,784.04x = 1,247,328.42 × 501,401.96
  4. Step 4: Simplify right side
    903,784.04x = 625,412,914,551.70
  5. Step 5: Solve for x
    x = 625,412,914,551.70/903,784.04
  6. Step 6: Final answer
    x = 691,993.76

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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.