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Finding the Fourth Proportional to 582,442.16, 873,662.20 and 183,117.76

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Solution

The fourth proportional to 582,442.16, 873,662.20 and 183,117.76 is: 274,676.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,442.16 : 873,662.20 = 183,117.76 : x
  2. Step 2: Convert to fraction form
    582,442.16/873,662.20 = 183,117.76/x
  3. Step 3: Cross multiply
    582,442.16x = 873,662.20 × 183,117.76
  4. Step 4: Simplify right side
    582,442.16x = 159,983,065,060.67
  5. Step 5: Solve for x
    x = 159,983,065,060.67/582,442.16
  6. Step 6: Final answer
    x = 274,676.31

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Double scale
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Similar ratio
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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.