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Finding the Fourth Proportional to 533,779.50, 736,625.07 and 292,083.24

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Solution

The fourth proportional to 533,779.50, 736,625.07 and 292,083.24 is: 403,079.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,779.50 : 736,625.07 = 292,083.24 : x
  2. Step 2: Convert to fraction form
    533,779.50/736,625.07 = 292,083.24/x
  3. Step 3: Cross multiply
    533,779.50x = 736,625.07 × 292,083.24
  4. Step 4: Simplify right side
    533,779.50x = 215,155,837,110.83
  5. Step 5: Solve for x
    x = 215,155,837,110.83/533,779.50
  6. Step 6: Final answer
    x = 403,079.99

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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.