Home / 849,419.74-1,172,199.41-467,446.52

Finding the Fourth Proportional to 849,419.74, 1,172,199.41 and 467,446.52

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Solution

The fourth proportional to 849,419.74, 1,172,199.41 and 467,446.52 is: 645,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,419.74 : 1,172,199.41 = 467,446.52 : x
  2. Step 2: Convert to fraction form
    849,419.74/1,172,199.41 = 467,446.52/x
  3. Step 3: Cross multiply
    849,419.74x = 1,172,199.41 × 467,446.52
  4. Step 4: Simplify right side
    849,419.74x = 547,940,539,926.13
  5. Step 5: Solve for x
    x = 547,940,539,926.13/849,419.74
  6. Step 6: Final answer
    x = 645,076.30

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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.