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Finding the Fourth Proportional to 575,471.55, 863,333.78 and 176,143.12

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Solution

The fourth proportional to 575,471.55, 863,333.78 and 176,143.12 is: 264,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,471.55 : 863,333.78 = 176,143.12 : x
  2. Step 2: Convert to fraction form
    575,471.55/863,333.78 = 176,143.12/x
  3. Step 3: Cross multiply
    575,471.55x = 863,333.78 × 176,143.12
  4. Step 4: Simplify right side
    575,471.55x = 152,070,305,610.59
  5. Step 5: Solve for x
    x = 152,070,305,610.59/575,471.55
  6. Step 6: Final answer
    x = 264,253.39

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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.