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Finding the Fourth Proportional to 369,561.60, 510,105.60 and 235,468.80

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Solution

The fourth proportional to 369,561.60, 510,105.60 and 235,468.80 is: 325,017.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,561.60 : 510,105.60 = 235,468.80 : x
  2. Step 2: Convert to fraction form
    369,561.60/510,105.60 = 235,468.80/x
  3. Step 3: Cross multiply
    369,561.60x = 510,105.60 × 235,468.80
  4. Step 4: Simplify right side
    369,561.60x = 120,113,953,505.28
  5. Step 5: Solve for x
    x = 120,113,953,505.28/369,561.60
  6. Step 6: Final answer
    x = 325,017.41

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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.