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Finding the Fourth Proportional to 373,017, 514,763.52 and 203,251.08

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Solution

The fourth proportional to 373,017, 514,763.52 and 203,251.08 is: 280,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,017 : 514,763.52 = 203,251.08 : x
  2. Step 2: Convert to fraction form
    373,017/514,763.52 = 203,251.08/x
  3. Step 3: Cross multiply
    373,017x = 514,763.52 × 203,251.08
  4. Step 4: Simplify right side
    373,017x = 104,626,241,384.60
  5. Step 5: Solve for x
    x = 104,626,241,384.60/373,017
  6. Step 6: Final answer
    x = 280,486.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.