Home / 738,097.85-1,107,146.78-239,461.85

Finding the Fourth Proportional to 738,097.85, 1,107,146.78 and 239,461.85

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Solution

The fourth proportional to 738,097.85, 1,107,146.78 and 239,461.85 is: 359,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,097.85 : 1,107,146.78 = 239,461.85 : x
  2. Step 2: Convert to fraction form
    738,097.85/1,107,146.78 = 239,461.85/x
  3. Step 3: Cross multiply
    738,097.85x = 1,107,146.78 × 239,461.85
  4. Step 4: Simplify right side
    738,097.85x = 265,119,414,963.03
  5. Step 5: Solve for x
    x = 265,119,414,963.03/738,097.85
  6. Step 6: Final answer
    x = 359,192.78

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Half scale
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Double scale
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Similar ratio
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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.