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Finding the Fourth Proportional to 636,827.80, 955,244.24 and 604,901.20

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Solution

The fourth proportional to 636,827.80, 955,244.24 and 604,901.20 is: 907,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,827.80 : 955,244.24 = 604,901.20 : x
  2. Step 2: Convert to fraction form
    636,827.80/955,244.24 = 604,901.20/x
  3. Step 3: Cross multiply
    636,827.80x = 955,244.24 × 604,901.20
  4. Step 4: Simplify right side
    636,827.80x = 577,828,387,069.09
  5. Step 5: Solve for x
    x = 577,828,387,069.09/636,827.80
  6. Step 6: Final answer
    x = 907,354.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.