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Finding the Fourth Proportional to 575,501.04, 863,251.56 and 243,079.92

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Solution

The fourth proportional to 575,501.04, 863,251.56 and 243,079.92 is: 364,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,501.04 : 863,251.56 = 243,079.92 : x
  2. Step 2: Convert to fraction form
    575,501.04/863,251.56 = 243,079.92/x
  3. Step 3: Cross multiply
    575,501.04x = 863,251.56 × 243,079.92
  4. Step 4: Simplify right side
    575,501.04x = 209,839,120,144.68
  5. Step 5: Solve for x
    x = 209,839,120,144.68/575,501.04
  6. Step 6: Final answer
    x = 364,619.88

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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.