Home / 932,116.10-1,397,137.35-511,693.70

Finding the Fourth Proportional to 932,116.10, 1,397,137.35 and 511,693.70

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Solution

The fourth proportional to 932,116.10, 1,397,137.35 and 511,693.70 is: 766,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,116.10 : 1,397,137.35 = 511,693.70 : x
  2. Step 2: Convert to fraction form
    932,116.10/1,397,137.35 = 511,693.70/x
  3. Step 3: Cross multiply
    932,116.10x = 1,397,137.35 × 511,693.70
  4. Step 4: Simplify right side
    932,116.10x = 714,906,380,029.70
  5. Step 5: Solve for x
    x = 714,906,380,029.70/932,116.10
  6. Step 6: Final answer
    x = 766,971.39

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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.