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Finding the Fourth Proportional to 636,387.90, 956,331.45 and 594,776.58

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Solution

The fourth proportional to 636,387.90, 956,331.45 and 594,776.58 is: 893,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,387.90 : 956,331.45 = 594,776.58 : x
  2. Step 2: Convert to fraction form
    636,387.90/956,331.45 = 594,776.58/x
  3. Step 3: Cross multiply
    636,387.90x = 956,331.45 × 594,776.58
  4. Step 4: Simplify right side
    636,387.90x = 568,803,549,177.44
  5. Step 5: Solve for x
    x = 568,803,549,177.44/636,387.90
  6. Step 6: Final answer
    x = 893,800.07

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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.