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Finding the Fourth Proportional to 533,938.56, 736,825.38 and 292,216.32

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Solution

The fourth proportional to 533,938.56, 736,825.38 and 292,216.32 is: 403,253.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,938.56 : 736,825.38 = 292,216.32 : x
  2. Step 2: Convert to fraction form
    533,938.56/736,825.38 = 292,216.32/x
  3. Step 3: Cross multiply
    533,938.56x = 736,825.38 × 292,216.32
  4. Step 4: Simplify right side
    533,938.56x = 215,312,401,026.20
  5. Step 5: Solve for x
    x = 215,312,401,026.20/533,938.56
  6. Step 6: Final answer
    x = 403,253.14

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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.