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Finding the Fourth Proportional to 338,585.68, 507,851.88 and 169,934.32

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Solution

The fourth proportional to 338,585.68, 507,851.88 and 169,934.32 is: 254,888.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,585.68 : 507,851.88 = 169,934.32 : x
  2. Step 2: Convert to fraction form
    338,585.68/507,851.88 = 169,934.32/x
  3. Step 3: Cross multiply
    338,585.68x = 507,851.88 × 169,934.32
  4. Step 4: Simplify right side
    338,585.68x = 86,301,463,888.52
  5. Step 5: Solve for x
    x = 86,301,463,888.52/338,585.68
  6. Step 6: Final answer
    x = 254,888.11

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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.