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Finding the Fourth Proportional to 52,594.57, 72,580.62 and 28,720.63

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Solution

The fourth proportional to 52,594.57, 72,580.62 and 28,720.63 is: 39,634.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,594.57 : 72,580.62 = 28,720.63 : x
  2. Step 2: Convert to fraction form
    52,594.57/72,580.62 = 28,720.63/x
  3. Step 3: Cross multiply
    52,594.57x = 72,580.62 × 28,720.63
  4. Step 4: Simplify right side
    52,594.57x = 2,084,561,132.19
  5. Step 5: Solve for x
    x = 2,084,561,132.19/52,594.57
  6. Step 6: Final answer
    x = 39,634.53

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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.