Home / 768,146.97-1,060,037.08-423,982.83

Finding the Fourth Proportional to 768,146.97, 1,060,037.08 and 423,982.83

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Solution

The fourth proportional to 768,146.97, 1,060,037.08 and 423,982.83 is: 585,093.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,146.97 : 1,060,037.08 = 423,982.83 : x
  2. Step 2: Convert to fraction form
    768,146.97/1,060,037.08 = 423,982.83/x
  3. Step 3: Cross multiply
    768,146.97x = 1,060,037.08 × 423,982.83
  4. Step 4: Simplify right side
    768,146.97x = 449,437,521,083.34
  5. Step 5: Solve for x
    x = 449,437,521,083.34/768,146.97
  6. Step 6: Final answer
    x = 585,093.14

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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.