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Finding the Fourth Proportional to 592,952.60, 889,428.90 and 149,720.60

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Solution

The fourth proportional to 592,952.60, 889,428.90 and 149,720.60 is: 224,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,952.60 : 889,428.90 = 149,720.60 : x
  2. Step 2: Convert to fraction form
    592,952.60/889,428.90 = 149,720.60/x
  3. Step 3: Cross multiply
    592,952.60x = 889,428.90 × 149,720.60
  4. Step 4: Simplify right side
    592,952.60x = 133,165,828,565.34
  5. Step 5: Solve for x
    x = 133,165,828,565.34/592,952.60
  6. Step 6: Final answer
    x = 224,580.90

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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.