Home / 914,519.27-1,262,036.43-506,647.62

Finding the Fourth Proportional to 914,519.27, 1,262,036.43 and 506,647.62

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Solution

The fourth proportional to 914,519.27, 1,262,036.43 and 506,647.62 is: 699,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,519.27 : 1,262,036.43 = 506,647.62 : x
  2. Step 2: Convert to fraction form
    914,519.27/1,262,036.43 = 506,647.62/x
  3. Step 3: Cross multiply
    914,519.27x = 1,262,036.43 × 506,647.62
  4. Step 4: Simplify right side
    914,519.27x = 639,407,753,612.80
  5. Step 5: Solve for x
    x = 639,407,753,612.80/914,519.27
  6. Step 6: Final answer
    x = 699,173.62

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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.