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Finding the Fourth Proportional to 377,195.56, 520,548.80 and 234,001.72

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Solution

The fourth proportional to 377,195.56, 520,548.80 and 234,001.72 is: 322,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,195.56 : 520,548.80 = 234,001.72 : x
  2. Step 2: Convert to fraction form
    377,195.56/520,548.80 = 234,001.72/x
  3. Step 3: Cross multiply
    377,195.56x = 520,548.80 × 234,001.72
  4. Step 4: Simplify right side
    377,195.56x = 121,809,314,543.94
  5. Step 5: Solve for x
    x = 121,809,314,543.94/377,195.56
  6. Step 6: Final answer
    x = 322,934.12

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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.