Home / 836,347.38-1,254,922.77-457,252.80

Finding the Fourth Proportional to 836,347.38, 1,254,922.77 and 457,252.80

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Solution

The fourth proportional to 836,347.38, 1,254,922.77 and 457,252.80 is: 686,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,347.38 : 1,254,922.77 = 457,252.80 : x
  2. Step 2: Convert to fraction form
    836,347.38/1,254,922.77 = 457,252.80/x
  3. Step 3: Cross multiply
    836,347.38x = 1,254,922.77 × 457,252.80
  4. Step 4: Simplify right side
    836,347.38x = 573,816,947,374.99
  5. Step 5: Solve for x
    x = 573,816,947,374.99/836,347.38
  6. Step 6: Final answer
    x = 686,098.82

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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.