Home / 945,360.30-1,416,857.85-472,177.74

Finding the Fourth Proportional to 945,360.30, 1,416,857.85 and 472,177.74

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Solution

The fourth proportional to 945,360.30, 1,416,857.85 and 472,177.74 is: 707,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,360.30 : 1,416,857.85 = 472,177.74 : x
  2. Step 2: Convert to fraction form
    945,360.30/1,416,857.85 = 472,177.74/x
  3. Step 3: Cross multiply
    945,360.30x = 1,416,857.85 × 472,177.74
  4. Step 4: Simplify right side
    945,360.30x = 669,008,737,514.26
  5. Step 5: Solve for x
    x = 669,008,737,514.26/945,360.30
  6. Step 6: Final answer
    x = 707,675.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.