Home / 332,232.30-498,348.45-319,110.30

Finding the Fourth Proportional to 332,232.30, 498,348.45 and 319,110.30

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Solution

The fourth proportional to 332,232.30, 498,348.45 and 319,110.30 is: 478,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,232.30 : 498,348.45 = 319,110.30 : x
  2. Step 2: Convert to fraction form
    332,232.30/498,348.45 = 319,110.30/x
  3. Step 3: Cross multiply
    332,232.30x = 498,348.45 × 319,110.30
  4. Step 4: Simplify right side
    332,232.30x = 159,028,123,384.04
  5. Step 5: Solve for x
    x = 159,028,123,384.04/332,232.30
  6. Step 6: Final answer
    x = 478,665.45

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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.