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Finding the Fourth Proportional to 531,543.51, 796,527.63 and 437,442.39

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Solution

The fourth proportional to 531,543.51, 796,527.63 and 437,442.39 is: 655,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,543.51 : 796,527.63 = 437,442.39 : x
  2. Step 2: Convert to fraction form
    531,543.51/796,527.63 = 437,442.39/x
  3. Step 3: Cross multiply
    531,543.51x = 796,527.63 × 437,442.39
  4. Step 4: Simplify right side
    531,543.51x = 348,434,950,168.24
  5. Step 5: Solve for x
    x = 348,434,950,168.24/531,543.51
  6. Step 6: Final answer
    x = 655,515.39

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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.