Home / 274,316.90-411,475.35-272,567.30

Finding the Fourth Proportional to 274,316.90, 411,475.35 and 272,567.30

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Solution

The fourth proportional to 274,316.90, 411,475.35 and 272,567.30 is: 408,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,316.90 : 411,475.35 = 272,567.30 : x
  2. Step 2: Convert to fraction form
    274,316.90/411,475.35 = 272,567.30/x
  3. Step 3: Cross multiply
    274,316.90x = 411,475.35 × 272,567.30
  4. Step 4: Simplify right side
    274,316.90x = 112,154,725,166.06
  5. Step 5: Solve for x
    x = 112,154,725,166.06/274,316.90
  6. Step 6: Final answer
    x = 408,850.95

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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.