Home / 886,799.73-1,223,394.90-542,652.20

Finding the Fourth Proportional to 886,799.73, 1,223,394.90 and 542,652.20

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Solution

The fourth proportional to 886,799.73, 1,223,394.90 and 542,652.20 is: 748,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,799.73 : 1,223,394.90 = 542,652.20 : x
  2. Step 2: Convert to fraction form
    886,799.73/1,223,394.90 = 542,652.20/x
  3. Step 3: Cross multiply
    886,799.73x = 1,223,394.90 × 542,652.20
  4. Step 4: Simplify right side
    886,799.73x = 663,877,933,953.78
  5. Step 5: Solve for x
    x = 663,877,933,953.78/886,799.73
  6. Step 6: Final answer
    x = 748,622.17

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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.