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Finding the Fourth Proportional to 559,810.88, 840,041.52 and 235,575.12

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Solution

The fourth proportional to 559,810.88, 840,041.52 and 235,575.12 is: 353,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,810.88 : 840,041.52 = 235,575.12 : x
  2. Step 2: Convert to fraction form
    559,810.88/840,041.52 = 235,575.12/x
  3. Step 3: Cross multiply
    559,810.88x = 840,041.52 × 235,575.12
  4. Step 4: Simplify right side
    559,810.88x = 197,892,881,878.98
  5. Step 5: Solve for x
    x = 197,892,881,878.98/559,810.88
  6. Step 6: Final answer
    x = 353,499.53

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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.