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Finding the Fourth Proportional to 1,059,049, 1,461,487.62 and 582,121

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Solution

The fourth proportional to 1,059,049, 1,461,487.62 and 582,121 is: 803,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,049 : 1,461,487.62 = 582,121 : x
  2. Step 2: Convert to fraction form
    1,059,049/1,461,487.62 = 582,121/x
  3. Step 3: Cross multiply
    1,059,049x = 1,461,487.62 × 582,121
  4. Step 4: Simplify right side
    1,059,049x = 850,762,634,842.02
  5. Step 5: Solve for x
    x = 850,762,634,842.02/1,059,049
  6. Step 6: Final answer
    x = 803,326.98

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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.