Home / 992,766.40-1,489,149.60-614,852.80

Finding the Fourth Proportional to 992,766.40, 1,489,149.60 and 614,852.80

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Solution

The fourth proportional to 992,766.40, 1,489,149.60 and 614,852.80 is: 922,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,766.40 : 1,489,149.60 = 614,852.80 : x
  2. Step 2: Convert to fraction form
    992,766.40/1,489,149.60 = 614,852.80/x
  3. Step 3: Cross multiply
    992,766.40x = 1,489,149.60 × 614,852.80
  4. Step 4: Simplify right side
    992,766.40x = 915,607,801,178.88
  5. Step 5: Solve for x
    x = 915,607,801,178.88/992,766.40
  6. Step 6: Final answer
    x = 922,279.20

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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.