Home / 627,832.68-935,834.64-577,444.20

Finding the Fourth Proportional to 627,832.68, 935,834.64 and 577,444.20

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Solution

The fourth proportional to 627,832.68, 935,834.64 and 577,444.20 is: 860,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,832.68 : 935,834.64 = 577,444.20 : x
  2. Step 2: Convert to fraction form
    627,832.68/935,834.64 = 577,444.20/x
  3. Step 3: Cross multiply
    627,832.68x = 935,834.64 × 577,444.20
  4. Step 4: Simplify right side
    627,832.68x = 540,392,285,027.09
  5. Step 5: Solve for x
    x = 540,392,285,027.09/627,832.68
  6. Step 6: Final answer
    x = 860,726.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.