Home / 747,057.63-1,030,988.25-424,797.72

Finding the Fourth Proportional to 747,057.63, 1,030,988.25 and 424,797.72

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Solution

The fourth proportional to 747,057.63, 1,030,988.25 and 424,797.72 is: 586,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,057.63 : 1,030,988.25 = 424,797.72 : x
  2. Step 2: Convert to fraction form
    747,057.63/1,030,988.25 = 424,797.72/x
  3. Step 3: Cross multiply
    747,057.63x = 1,030,988.25 × 424,797.72
  4. Step 4: Simplify right side
    747,057.63x = 437,961,454,080.58
  5. Step 5: Solve for x
    x = 437,961,454,080.58/747,057.63
  6. Step 6: Final answer
    x = 586,248.55

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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.