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Finding the Fourth Proportional to 453,463.13, 625,779.72 and 252,259.13

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Solution

The fourth proportional to 453,463.13, 625,779.72 and 252,259.13 is: 348,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,463.13 : 625,779.72 = 252,259.13 : x
  2. Step 2: Convert to fraction form
    453,463.13/625,779.72 = 252,259.13/x
  3. Step 3: Cross multiply
    453,463.13x = 625,779.72 × 252,259.13
  4. Step 4: Simplify right side
    453,463.13x = 157,858,644,609.95
  5. Step 5: Solve for x
    x = 157,858,644,609.95/453,463.13
  6. Step 6: Final answer
    x = 348,117.93

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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.