Home / 921,483.17-1,381,654.52-359,857.25

Finding the Fourth Proportional to 921,483.17, 1,381,654.52 and 359,857.25

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Solution

The fourth proportional to 921,483.17, 1,381,654.52 and 359,857.25 is: 539,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,483.17 : 1,381,654.52 = 359,857.25 : x
  2. Step 2: Convert to fraction form
    921,483.17/1,381,654.52 = 359,857.25/x
  3. Step 3: Cross multiply
    921,483.17x = 1,381,654.52 × 359,857.25
  4. Step 4: Simplify right side
    921,483.17x = 497,198,394,217.98
  5. Step 5: Solve for x
    x = 497,198,394,217.98/921,483.17
  6. Step 6: Final answer
    x = 539,563.19

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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.