Home / 936,758.20-1,292,380.50-614,647.12

Finding the Fourth Proportional to 936,758.20, 1,292,380.50 and 614,647.12

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Solution

The fourth proportional to 936,758.20, 1,292,380.50 and 614,647.12 is: 847,986.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,758.20 : 1,292,380.50 = 614,647.12 : x
  2. Step 2: Convert to fraction form
    936,758.20/1,292,380.50 = 614,647.12/x
  3. Step 3: Cross multiply
    936,758.20x = 1,292,380.50 × 614,647.12
  4. Step 4: Simplify right side
    936,758.20x = 794,357,952,269.16
  5. Step 5: Solve for x
    x = 794,357,952,269.16/936,758.20
  6. Step 6: Final answer
    x = 847,986.12

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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.