Home / 932,230.60-1,397,309.10-511,808.20

Finding the Fourth Proportional to 932,230.60, 1,397,309.10 and 511,808.20

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Solution

The fourth proportional to 932,230.60, 1,397,309.10 and 511,808.20 is: 767,143.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,230.60 : 1,397,309.10 = 511,808.20 : x
  2. Step 2: Convert to fraction form
    932,230.60/1,397,309.10 = 511,808.20/x
  3. Step 3: Cross multiply
    932,230.60x = 1,397,309.10 × 511,808.20
  4. Step 4: Simplify right side
    932,230.60x = 715,154,255,314.62
  5. Step 5: Solve for x
    x = 715,154,255,314.62/932,230.60
  6. Step 6: Final answer
    x = 767,143.08

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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.