Home / 371,024.55-556,044.75-193,680.72

Finding the Fourth Proportional to 371,024.55, 556,044.75 and 193,680.72

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Solution

The fourth proportional to 371,024.55, 556,044.75 and 193,680.72 is: 290,264.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,024.55 : 556,044.75 = 193,680.72 : x
  2. Step 2: Convert to fraction form
    371,024.55/556,044.75 = 193,680.72/x
  3. Step 3: Cross multiply
    371,024.55x = 556,044.75 × 193,680.72
  4. Step 4: Simplify right side
    371,024.55x = 107,695,147,532.22
  5. Step 5: Solve for x
    x = 107,695,147,532.22/371,024.55
  6. Step 6: Final answer
    x = 290,264.21

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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.