Home / 541,200.32-747,065.76-484,513.28

Finding the Fourth Proportional to 541,200.32, 747,065.76 and 484,513.28

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Solution

The fourth proportional to 541,200.32, 747,065.76 and 484,513.28 is: 668,815.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,200.32 : 747,065.76 = 484,513.28 : x
  2. Step 2: Convert to fraction form
    541,200.32/747,065.76 = 484,513.28/x
  3. Step 3: Cross multiply
    541,200.32x = 747,065.76 × 484,513.28
  4. Step 4: Simplify right side
    541,200.32x = 361,963,281,753.29
  5. Step 5: Solve for x
    x = 361,963,281,753.29/541,200.32
  6. Step 6: Final answer
    x = 668,815.72

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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.