Home / 1,170,443.67-1,755,665.51-328,995.42

Finding the Fourth Proportional to 1,170,443.67, 1,755,665.51 and 328,995.42

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Solution

The fourth proportional to 1,170,443.67, 1,755,665.51 and 328,995.42 is: 493,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,443.67 : 1,755,665.51 = 328,995.42 : x
  2. Step 2: Convert to fraction form
    1,170,443.67/1,755,665.51 = 328,995.42/x
  3. Step 3: Cross multiply
    1,170,443.67x = 1,755,665.51 × 328,995.42
  4. Step 4: Simplify right side
    1,170,443.67x = 577,605,914,414.16
  5. Step 5: Solve for x
    x = 577,605,914,414.16/1,170,443.67
  6. Step 6: Final answer
    x = 493,493.13

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Double scale
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Similar ratio
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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.