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Finding the Fourth Proportional to 296,511.60, 444,767.40 and 83,279.10

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Solution

The fourth proportional to 296,511.60, 444,767.40 and 83,279.10 is: 124,918.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,511.60 : 444,767.40 = 83,279.10 : x
  2. Step 2: Convert to fraction form
    296,511.60/444,767.40 = 83,279.10/x
  3. Step 3: Cross multiply
    296,511.60x = 444,767.40 × 83,279.10
  4. Step 4: Simplify right side
    296,511.60x = 37,039,828,781.34
  5. Step 5: Solve for x
    x = 37,039,828,781.34/296,511.60
  6. Step 6: Final answer
    x = 124,918.65

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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.