Home / 932,753.60-1,398,093.60-512,331.20

Finding the Fourth Proportional to 932,753.60, 1,398,093.60 and 512,331.20

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Solution

The fourth proportional to 932,753.60, 1,398,093.60 and 512,331.20 is: 767,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,753.60 : 1,398,093.60 = 512,331.20 : x
  2. Step 2: Convert to fraction form
    932,753.60/1,398,093.60 = 512,331.20/x
  3. Step 3: Cross multiply
    932,753.60x = 1,398,093.60 × 512,331.20
  4. Step 4: Simplify right side
    932,753.60x = 716,286,971,800.32
  5. Step 5: Solve for x
    x = 716,286,971,800.32/932,753.60
  6. Step 6: Final answer
    x = 767,927.32

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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.