Home / 834,182.76-1,251,286.40-577,762.48

Finding the Fourth Proportional to 834,182.76, 1,251,286.40 and 577,762.48

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Solution

The fourth proportional to 834,182.76, 1,251,286.40 and 577,762.48 is: 866,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,182.76 : 1,251,286.40 = 577,762.48 : x
  2. Step 2: Convert to fraction form
    834,182.76/1,251,286.40 = 577,762.48/x
  3. Step 3: Cross multiply
    834,182.76x = 1,251,286.40 × 577,762.48
  4. Step 4: Simplify right side
    834,182.76x = 722,946,333,654.27
  5. Step 5: Solve for x
    x = 722,946,333,654.27/834,182.76
  6. Step 6: Final answer
    x = 866,652.21

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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.