Home / 849,408.62-1,172,184.12-467,435.39

Finding the Fourth Proportional to 849,408.62, 1,172,184.12 and 467,435.39

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Solution

The fourth proportional to 849,408.62, 1,172,184.12 and 467,435.39 is: 645,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,408.62 : 1,172,184.12 = 467,435.39 : x
  2. Step 2: Convert to fraction form
    849,408.62/1,172,184.12 = 467,435.39/x
  3. Step 3: Cross multiply
    849,408.62x = 1,172,184.12 × 467,435.39
  4. Step 4: Simplify right side
    849,408.62x = 547,920,335,423.09
  5. Step 5: Solve for x
    x = 547,920,335,423.09/849,408.62
  6. Step 6: Final answer
    x = 645,060.96

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Double scale
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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.