Home / 755,234.80-1,132,852.20-722,876.40

Finding the Fourth Proportional to 755,234.80, 1,132,852.20 and 722,876.40

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Solution

The fourth proportional to 755,234.80, 1,132,852.20 and 722,876.40 is: 1,084,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,234.80 : 1,132,852.20 = 722,876.40 : x
  2. Step 2: Convert to fraction form
    755,234.80/1,132,852.20 = 722,876.40/x
  3. Step 3: Cross multiply
    755,234.80x = 1,132,852.20 × 722,876.40
  4. Step 4: Simplify right side
    755,234.80x = 818,912,120,068.08
  5. Step 5: Solve for x
    x = 818,912,120,068.08/755,234.80
  6. Step 6: Final answer
    x = 1,084,314.60

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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.