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Finding the Fourth Proportional to 531,537.52, 796,518.62 and 437,436.40

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Solution

The fourth proportional to 531,537.52, 796,518.62 and 437,436.40 is: 655,506.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,537.52 : 796,518.62 = 437,436.40 : x
  2. Step 2: Convert to fraction form
    531,537.52/796,518.62 = 437,436.40/x
  3. Step 3: Cross multiply
    531,537.52x = 796,518.62 × 437,436.40
  4. Step 4: Simplify right side
    531,537.52x = 348,426,237,665.77
  5. Step 5: Solve for x
    x = 348,426,237,665.77/531,537.52
  6. Step 6: Final answer
    x = 655,506.38

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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.