Home / 497,952.76-687,184.14-271,606.36

Finding the Fourth Proportional to 497,952.76, 687,184.14 and 271,606.36

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Solution

The fourth proportional to 497,952.76, 687,184.14 and 271,606.36 is: 374,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,952.76 : 687,184.14 = 271,606.36 : x
  2. Step 2: Convert to fraction form
    497,952.76/687,184.14 = 271,606.36/x
  3. Step 3: Cross multiply
    497,952.76x = 687,184.14 × 271,606.36
  4. Step 4: Simplify right side
    497,952.76x = 186,643,582,915.13
  5. Step 5: Solve for x
    x = 186,643,582,915.13/497,952.76
  6. Step 6: Final answer
    x = 374,821.87

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Double scale
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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.