Home / 651,726.60-977,657.49-178,411.92

Finding the Fourth Proportional to 651,726.60, 977,657.49 and 178,411.92

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Solution

The fourth proportional to 651,726.60, 977,657.49 and 178,411.92 is: 267,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,726.60 : 977,657.49 = 178,411.92 : x
  2. Step 2: Convert to fraction form
    651,726.60/977,657.49 = 178,411.92/x
  3. Step 3: Cross multiply
    651,726.60x = 977,657.49 × 178,411.92
  4. Step 4: Simplify right side
    651,726.60x = 174,425,749,893.28
  5. Step 5: Solve for x
    x = 174,425,749,893.28/651,726.60
  6. Step 6: Final answer
    x = 267,636.38

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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.