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Finding the Fourth Proportional to 316,952.64, 437,339.04 and 180,924.48

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Solution

The fourth proportional to 316,952.64, 437,339.04 and 180,924.48 is: 249,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,952.64 : 437,339.04 = 180,924.48 : x
  2. Step 2: Convert to fraction form
    316,952.64/437,339.04 = 180,924.48/x
  3. Step 3: Cross multiply
    316,952.64x = 437,339.04 × 180,924.48
  4. Step 4: Simplify right side
    316,952.64x = 79,125,338,395.70
  5. Step 5: Solve for x
    x = 79,125,338,395.70/316,952.64
  6. Step 6: Final answer
    x = 249,644.04

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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.