Home / 582,531.52-804,142.24-391,655.60

Finding the Fourth Proportional to 582,531.52, 804,142.24 and 391,655.60

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Solution

The fourth proportional to 582,531.52, 804,142.24 and 391,655.60 is: 540,651.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,531.52 : 804,142.24 = 391,655.60 : x
  2. Step 2: Convert to fraction form
    582,531.52/804,142.24 = 391,655.60/x
  3. Step 3: Cross multiply
    582,531.52x = 804,142.24 × 391,655.60
  4. Step 4: Simplify right side
    582,531.52x = 314,946,811,492.54
  5. Step 5: Solve for x
    x = 314,946,811,492.54/582,531.52
  6. Step 6: Final answer
    x = 540,651.97

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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.