Home / 747,080.61-1,030,966.47-424,790.70

Finding the Fourth Proportional to 747,080.61, 1,030,966.47 and 424,790.70

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Solution

The fourth proportional to 747,080.61, 1,030,966.47 and 424,790.70 is: 586,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,080.61 : 1,030,966.47 = 424,790.70 : x
  2. Step 2: Convert to fraction form
    747,080.61/1,030,966.47 = 424,790.70/x
  3. Step 3: Cross multiply
    747,080.61x = 1,030,966.47 × 424,790.70
  4. Step 4: Simplify right side
    747,080.61x = 437,944,964,601.71
  5. Step 5: Solve for x
    x = 437,944,964,601.71/747,080.61
  6. Step 6: Final answer
    x = 586,208.45

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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.