Home / 747,073.52-1,030,919.40-424,739.12

Finding the Fourth Proportional to 747,073.52, 1,030,919.40 and 424,739.12

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Solution

The fourth proportional to 747,073.52, 1,030,919.40 and 424,739.12 is: 586,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,073.52 : 1,030,919.40 = 424,739.12 : x
  2. Step 2: Convert to fraction form
    747,073.52/1,030,919.40 = 424,739.12/x
  3. Step 3: Cross multiply
    747,073.52x = 1,030,919.40 × 424,739.12
  4. Step 4: Simplify right side
    747,073.52x = 437,871,798,746.93
  5. Step 5: Solve for x
    x = 437,871,798,746.93/747,073.52
  6. Step 6: Final answer
    x = 586,116.07

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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.