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Finding the Fourth Proportional to 537,499.53, 741,779.98 and 308,094.98

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Solution

The fourth proportional to 537,499.53, 741,779.98 and 308,094.98 is: 425,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,499.53 : 741,779.98 = 308,094.98 : x
  2. Step 2: Convert to fraction form
    537,499.53/741,779.98 = 308,094.98/x
  3. Step 3: Cross multiply
    537,499.53x = 741,779.98 × 308,094.98
  4. Step 4: Simplify right side
    537,499.53x = 228,538,683,623.36
  5. Step 5: Solve for x
    x = 228,538,683,623.36/537,499.53
  6. Step 6: Final answer
    x = 425,188.62

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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.