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Finding the Fourth Proportional to 637,230.30, 955,845.45 and 609,927.90

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Solution

The fourth proportional to 637,230.30, 955,845.45 and 609,927.90 is: 914,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,230.30 : 955,845.45 = 609,927.90 : x
  2. Step 2: Convert to fraction form
    637,230.30/955,845.45 = 609,927.90/x
  3. Step 3: Cross multiply
    637,230.30x = 955,845.45 × 609,927.90
  4. Step 4: Simplify right side
    637,230.30x = 582,996,808,043.06
  5. Step 5: Solve for x
    x = 582,996,808,043.06/637,230.30
  6. Step 6: Final answer
    x = 914,891.85

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Double scale
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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.