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Finding the Fourth Proportional to 334,952.40, 502,428.60 and 124,546.80

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Solution

The fourth proportional to 334,952.40, 502,428.60 and 124,546.80 is: 186,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,952.40 : 502,428.60 = 124,546.80 : x
  2. Step 2: Convert to fraction form
    334,952.40/502,428.60 = 124,546.80/x
  3. Step 3: Cross multiply
    334,952.40x = 502,428.60 × 124,546.80
  4. Step 4: Simplify right side
    334,952.40x = 62,575,874,358.48
  5. Step 5: Solve for x
    x = 62,575,874,358.48/334,952.40
  6. Step 6: Final answer
    x = 186,820.20

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1.5x scale

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.