Home / 677,953.04-935,572.20-376,146.32

Finding the Fourth Proportional to 677,953.04, 935,572.20 and 376,146.32

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Solution

The fourth proportional to 677,953.04, 935,572.20 and 376,146.32 is: 519,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,953.04 : 935,572.20 = 376,146.32 : x
  2. Step 2: Convert to fraction form
    677,953.04/935,572.20 = 376,146.32/x
  3. Step 3: Cross multiply
    677,953.04x = 935,572.20 × 376,146.32
  4. Step 4: Simplify right side
    677,953.04x = 351,912,040,124.30
  5. Step 5: Solve for x
    x = 351,912,040,124.30/677,953.04
  6. Step 6: Final answer
    x = 519,080.26

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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.