Home / 914,672.43-1,262,231.64-506,766.15

Finding the Fourth Proportional to 914,672.43, 1,262,231.64 and 506,766.15

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Solution

The fourth proportional to 914,672.43, 1,262,231.64 and 506,766.15 is: 699,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,672.43 : 1,262,231.64 = 506,766.15 : x
  2. Step 2: Convert to fraction form
    914,672.43/1,262,231.64 = 506,766.15/x
  3. Step 3: Cross multiply
    914,672.43x = 1,262,231.64 × 506,766.15
  4. Step 4: Simplify right side
    914,672.43x = 639,656,268,610.99
  5. Step 5: Solve for x
    x = 639,656,268,610.99/914,672.43
  6. Step 6: Final answer
    x = 699,328.25

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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.