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Finding the Fourth Proportional to 538,317.12, 807,600.72 and 183,334.16

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Solution

The fourth proportional to 538,317.12, 807,600.72 and 183,334.16 is: 275,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,317.12 : 807,600.72 = 183,334.16 : x
  2. Step 2: Convert to fraction form
    538,317.12/807,600.72 = 183,334.16/x
  3. Step 3: Cross multiply
    538,317.12x = 807,600.72 × 183,334.16
  4. Step 4: Simplify right side
    538,317.12x = 148,060,799,616.60
  5. Step 5: Solve for x
    x = 148,060,799,616.60/538,317.12
  6. Step 6: Final answer
    x = 275,043.82

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1.5x scale

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.