Home / 475,945.38-656,539.56-294,541.83

Finding the Fourth Proportional to 475,945.38, 656,539.56 and 294,541.83

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Solution

The fourth proportional to 475,945.38, 656,539.56 and 294,541.83 is: 406,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,945.38 : 656,539.56 = 294,541.83 : x
  2. Step 2: Convert to fraction form
    475,945.38/656,539.56 = 294,541.83/x
  3. Step 3: Cross multiply
    475,945.38x = 656,539.56 × 294,541.83
  4. Step 4: Simplify right side
    475,945.38x = 193,378,363,469.80
  5. Step 5: Solve for x
    x = 193,378,363,469.80/475,945.38
  6. Step 6: Final answer
    x = 406,303.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.