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Finding the Fourth Proportional to 866,267.52, 1,195,475.52 and 484,310.40

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Solution

The fourth proportional to 866,267.52, 1,195,475.52 and 484,310.40 is: 668,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,267.52 : 1,195,475.52 = 484,310.40 : x
  2. Step 2: Convert to fraction form
    866,267.52/1,195,475.52 = 484,310.40/x
  3. Step 3: Cross multiply
    866,267.52x = 1,195,475.52 × 484,310.40
  4. Step 4: Simplify right side
    866,267.52x = 578,981,227,281.41
  5. Step 5: Solve for x
    x = 578,981,227,281.41/866,267.52
  6. Step 6: Final answer
    x = 668,363.08

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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.