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Finding the Fourth Proportional to 647,113.70, 970,670.55 and 532,952.30

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Solution

The fourth proportional to 647,113.70, 970,670.55 and 532,952.30 is: 799,428.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,113.70 : 970,670.55 = 532,952.30 : x
  2. Step 2: Convert to fraction form
    647,113.70/970,670.55 = 532,952.30/x
  3. Step 3: Cross multiply
    647,113.70x = 970,670.55 × 532,952.30
  4. Step 4: Simplify right side
    647,113.70x = 517,321,102,164.77
  5. Step 5: Solve for x
    x = 517,321,102,164.77/647,113.70
  6. Step 6: Final answer
    x = 799,428.45

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Double scale
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Similar ratio
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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.