Home / 502,340.25-693,230.15-272,897.69

Finding the Fourth Proportional to 502,340.25, 693,230.15 and 272,897.69

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Solution

The fourth proportional to 502,340.25, 693,230.15 and 272,897.69 is: 376,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,340.25 : 693,230.15 = 272,897.69 : x
  2. Step 2: Convert to fraction form
    502,340.25/693,230.15 = 272,897.69/x
  3. Step 3: Cross multiply
    502,340.25x = 693,230.15 × 272,897.69
  4. Step 4: Simplify right side
    502,340.25x = 189,180,906,573.35
  5. Step 5: Solve for x
    x = 189,180,906,573.35/502,340.25
  6. Step 6: Final answer
    x = 376,599.14

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.