Home / 677,151.03-934,462.45-371,221.85

Finding the Fourth Proportional to 677,151.03, 934,462.45 and 371,221.85

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Solution

The fourth proportional to 677,151.03, 934,462.45 and 371,221.85 is: 512,282.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,151.03 : 934,462.45 = 371,221.85 : x
  2. Step 2: Convert to fraction form
    677,151.03/934,462.45 = 371,221.85/x
  3. Step 3: Cross multiply
    677,151.03x = 934,462.45 × 371,221.85
  4. Step 4: Simplify right side
    677,151.03x = 346,892,879,444.53
  5. Step 5: Solve for x
    x = 346,892,879,444.53/677,151.03
  6. Step 6: Final answer
    x = 512,282.88

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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.