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Finding the Fourth Proportional to 534,028.92, 736,959.36 and 292,309.34

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Solution

The fourth proportional to 534,028.92, 736,959.36 and 292,309.34 is: 403,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,028.92 : 736,959.36 = 292,309.34 : x
  2. Step 2: Convert to fraction form
    534,028.92/736,959.36 = 292,309.34/x
  3. Step 3: Cross multiply
    534,028.92x = 736,959.36 × 292,309.34
  4. Step 4: Simplify right side
    534,028.92x = 215,420,104,128.42
  5. Step 5: Solve for x
    x = 215,420,104,128.42/534,028.92
  6. Step 6: Final answer
    x = 403,386.59

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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.