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Finding the Fourth Proportional to 467,779.52, 702,851.72 and 448,862.58

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Solution

The fourth proportional to 467,779.52, 702,851.72 and 448,862.58 is: 674,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,779.52 : 702,851.72 = 448,862.58 : x
  2. Step 2: Convert to fraction form
    467,779.52/702,851.72 = 448,862.58/x
  3. Step 3: Cross multiply
    467,779.52x = 702,851.72 × 448,862.58
  4. Step 4: Simplify right side
    467,779.52x = 315,483,834,152.33
  5. Step 5: Solve for x
    x = 315,483,834,152.33/467,779.52
  6. Step 6: Final answer
    x = 674,428.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.