Home / 932,927.60-1,400,946.60-512,505.20

Finding the Fourth Proportional to 932,927.60, 1,400,946.60 and 512,505.20

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Solution

The fourth proportional to 932,927.60, 1,400,946.60 and 512,505.20 is: 769,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,927.60 : 1,400,946.60 = 512,505.20 : x
  2. Step 2: Convert to fraction form
    932,927.60/1,400,946.60 = 512,505.20/x
  3. Step 3: Cross multiply
    932,927.60x = 1,400,946.60 × 512,505.20
  4. Step 4: Simplify right side
    932,927.60x = 717,992,417,422.32
  5. Step 5: Solve for x
    x = 717,992,417,422.32/932,927.60
  6. Step 6: Final answer
    x = 769,612.15

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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.