Home / 376,925.04-520,158.24-207,170.10

Finding the Fourth Proportional to 376,925.04, 520,158.24 and 207,170.10

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Solution

The fourth proportional to 376,925.04, 520,158.24 and 207,170.10 is: 285,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,925.04 : 520,158.24 = 207,170.10 : x
  2. Step 2: Convert to fraction form
    376,925.04/520,158.24 = 207,170.10/x
  3. Step 3: Cross multiply
    376,925.04x = 520,158.24 × 207,170.10
  4. Step 4: Simplify right side
    376,925.04x = 107,761,234,596.62
  5. Step 5: Solve for x
    x = 107,761,234,596.62/376,925.04
  6. Step 6: Final answer
    x = 285,895.66

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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.