Home / 921,194.02-1,381,791.06-359,834.86

Finding the Fourth Proportional to 921,194.02, 1,381,791.06 and 359,834.86

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Solution

The fourth proportional to 921,194.02, 1,381,791.06 and 359,834.86 is: 539,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,194.02 : 1,381,791.06 = 359,834.86 : x
  2. Step 2: Convert to fraction form
    921,194.02/1,381,791.06 = 359,834.86/x
  3. Step 3: Cross multiply
    921,194.02x = 1,381,791.06 × 359,834.86
  4. Step 4: Simplify right side
    921,194.02x = 497,216,592,624.35
  5. Step 5: Solve for x
    x = 497,216,592,624.35/921,194.02
  6. Step 6: Final answer
    x = 539,752.30

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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.