Home / 849,419.52-1,172,199.10-467,446.30

Finding the Fourth Proportional to 849,419.52, 1,172,199.10 and 467,446.30

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Solution

The fourth proportional to 849,419.52, 1,172,199.10 and 467,446.30 is: 645,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,419.52 : 1,172,199.10 = 467,446.30 : x
  2. Step 2: Convert to fraction form
    849,419.52/1,172,199.10 = 467,446.30/x
  3. Step 3: Cross multiply
    849,419.52x = 1,172,199.10 × 467,446.30
  4. Step 4: Simplify right side
    849,419.52x = 547,940,132,158.33
  5. Step 5: Solve for x
    x = 547,940,132,158.33/849,419.52
  6. Step 6: Final answer
    x = 645,075.98

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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.