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Finding the Fourth Proportional to 317,632.33, 438,207.60 and 181,593.19

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Solution

The fourth proportional to 317,632.33, 438,207.60 and 181,593.19 is: 250,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,632.33 : 438,207.60 = 181,593.19 : x
  2. Step 2: Convert to fraction form
    317,632.33/438,207.60 = 181,593.19/x
  3. Step 3: Cross multiply
    317,632.33x = 438,207.60 × 181,593.19
  4. Step 4: Simplify right side
    317,632.33x = 79,575,515,966.24
  5. Step 5: Solve for x
    x = 79,575,515,966.24/317,632.33
  6. Step 6: Final answer
    x = 250,527.13

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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.