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Finding the Fourth Proportional to 534,035.78, 736,970.48 and 292,333.79

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Solution

The fourth proportional to 534,035.78, 736,970.48 and 292,333.79 is: 403,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,035.78 : 736,970.48 = 292,333.79 : x
  2. Step 2: Convert to fraction form
    534,035.78/736,970.48 = 292,333.79/x
  3. Step 3: Cross multiply
    534,035.78x = 736,970.48 × 292,333.79
  4. Step 4: Simplify right side
    534,035.78x = 215,441,368,390.00
  5. Step 5: Solve for x
    x = 215,441,368,390.00/534,035.78
  6. Step 6: Final answer
    x = 403,421.23

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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.