Home / 834,253.68-1,251,380.50-384,841.58

Finding the Fourth Proportional to 834,253.68, 1,251,380.50 and 384,841.58

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Solution

The fourth proportional to 834,253.68, 1,251,380.50 and 384,841.58 is: 577,262.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,253.68 : 1,251,380.50 = 384,841.58 : x
  2. Step 2: Convert to fraction form
    834,253.68/1,251,380.50 = 384,841.58/x
  3. Step 3: Cross multiply
    834,253.68x = 1,251,380.50 × 384,841.58
  4. Step 4: Simplify right side
    834,253.68x = 481,583,251,929.64
  5. Step 5: Solve for x
    x = 481,583,251,929.64/834,253.68
  6. Step 6: Final answer
    x = 577,262.36

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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.