Home / 477,554.22-716,084.82-140,551.20

Finding the Fourth Proportional to 477,554.22, 716,084.82 and 140,551.20

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Solution

The fourth proportional to 477,554.22, 716,084.82 and 140,551.20 is: 210,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,554.22 : 716,084.82 = 140,551.20 : x
  2. Step 2: Convert to fraction form
    477,554.22/716,084.82 = 140,551.20/x
  3. Step 3: Cross multiply
    477,554.22x = 716,084.82 × 140,551.20
  4. Step 4: Simplify right side
    477,554.22x = 100,646,580,752.78
  5. Step 5: Solve for x
    x = 100,646,580,752.78/477,554.22
  6. Step 6: Final answer
    x = 210,754.25

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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.