Home / 389,936.10-584,904.15-94,448.10

Finding the Fourth Proportional to 389,936.10, 584,904.15 and 94,448.10

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Solution

The fourth proportional to 389,936.10, 584,904.15 and 94,448.10 is: 141,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,936.10 : 584,904.15 = 94,448.10 : x
  2. Step 2: Convert to fraction form
    389,936.10/584,904.15 = 94,448.10/x
  3. Step 3: Cross multiply
    389,936.10x = 584,904.15 × 94,448.10
  4. Step 4: Simplify right side
    389,936.10x = 55,243,085,649.62
  5. Step 5: Solve for x
    x = 55,243,085,649.62/389,936.10
  6. Step 6: Final answer
    x = 141,672.15

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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.