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Finding the Fourth Proportional to 593,992.08, 891,430.96 and 239,009.12

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Solution

The fourth proportional to 593,992.08, 891,430.96 and 239,009.12 is: 358,691.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,992.08 : 891,430.96 = 239,009.12 : x
  2. Step 2: Convert to fraction form
    593,992.08/891,430.96 = 239,009.12/x
  3. Step 3: Cross multiply
    593,992.08x = 891,430.96 × 239,009.12
  4. Step 4: Simplify right side
    593,992.08x = 213,060,129,290.36
  5. Step 5: Solve for x
    x = 213,060,129,290.36/593,992.08
  6. Step 6: Final answer
    x = 358,691.87

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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.