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Finding the Fourth Proportional to 2,897.61, 4,347.23 and 951.18

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Solution

The fourth proportional to 2,897.61, 4,347.23 and 951.18 is: 1,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.61 : 4,347.23 = 951.18 : x
  2. Step 2: Convert to fraction form
    2,897.61/4,347.23 = 951.18/x
  3. Step 3: Cross multiply
    2,897.61x = 4,347.23 × 951.18
  4. Step 4: Simplify right side
    2,897.61x = 4,135,004.30
  5. Step 5: Solve for x
    x = 4,135,004.30/2,897.61
  6. Step 6: Final answer
    x = 1,427.04

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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.