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Finding the Fourth Proportional to 530,067.70, 795,101.55 and 472,006.90

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Solution

The fourth proportional to 530,067.70, 795,101.55 and 472,006.90 is: 708,010.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,067.70 : 795,101.55 = 472,006.90 : x
  2. Step 2: Convert to fraction form
    530,067.70/795,101.55 = 472,006.90/x
  3. Step 3: Cross multiply
    530,067.70x = 795,101.55 × 472,006.90
  4. Step 4: Simplify right side
    530,067.70x = 375,293,417,800.70
  5. Step 5: Solve for x
    x = 375,293,417,800.70/530,067.70
  6. Step 6: Final answer
    x = 708,010.35

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Similar ratio
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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.