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Finding the Fourth Proportional to 292,251.93, 403,586.20 and 276,330.34

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Solution

The fourth proportional to 292,251.93, 403,586.20 and 276,330.34 is: 381,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,251.93 : 403,586.20 = 276,330.34 : x
  2. Step 2: Convert to fraction form
    292,251.93/403,586.20 = 276,330.34/x
  3. Step 3: Cross multiply
    292,251.93x = 403,586.20 × 276,330.34
  4. Step 4: Simplify right side
    292,251.93x = 111,523,111,865.31
  5. Step 5: Solve for x
    x = 111,523,111,865.31/292,251.93
  6. Step 6: Final answer
    x = 381,599.23

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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.