Home / 588,645.85-812,233.55-346,895.61

Finding the Fourth Proportional to 588,645.85, 812,233.55 and 346,895.61

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Solution

The fourth proportional to 588,645.85, 812,233.55 and 346,895.61 is: 478,658.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,645.85 : 812,233.55 = 346,895.61 : x
  2. Step 2: Convert to fraction form
    588,645.85/812,233.55 = 346,895.61/x
  3. Step 3: Cross multiply
    588,645.85x = 812,233.55 × 346,895.61
  4. Step 4: Simplify right side
    588,645.85x = 281,760,252,789.72
  5. Step 5: Solve for x
    x = 281,760,252,789.72/588,645.85
  6. Step 6: Final answer
    x = 478,658.35

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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.