Home / 711,194.40-1,069,124.40-502,279.20

Finding the Fourth Proportional to 711,194.40, 1,069,124.40 and 502,279.20

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Solution

The fourth proportional to 711,194.40, 1,069,124.40 and 502,279.20 is: 755,066.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,194.40 : 1,069,124.40 = 502,279.20 : x
  2. Step 2: Convert to fraction form
    711,194.40/1,069,124.40 = 502,279.20/x
  3. Step 3: Cross multiply
    711,194.40x = 1,069,124.40 × 502,279.20
  4. Step 4: Simplify right side
    711,194.40x = 536,998,948,332.48
  5. Step 5: Solve for x
    x = 536,998,948,332.48/711,194.40
  6. Step 6: Final answer
    x = 755,066.33

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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.