Home / 677,585.88-935,073.18-375,799.32

Finding the Fourth Proportional to 677,585.88, 935,073.18 and 375,799.32

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Solution

The fourth proportional to 677,585.88, 935,073.18 and 375,799.32 is: 518,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,585.88 : 935,073.18 = 375,799.32 : x
  2. Step 2: Convert to fraction form
    677,585.88/935,073.18 = 375,799.32/x
  3. Step 3: Cross multiply
    677,585.88x = 935,073.18 × 375,799.32
  4. Step 4: Simplify right side
    677,585.88x = 351,399,865,194.24
  5. Step 5: Solve for x
    x = 351,399,865,194.24/677,585.88
  6. Step 6: Final answer
    x = 518,605.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.