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Finding the Fourth Proportional to 546,573.45, 754,068.03 and 317,002.01

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Solution

The fourth proportional to 546,573.45, 754,068.03 and 317,002.01 is: 437,344.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,573.45 : 754,068.03 = 317,002.01 : x
  2. Step 2: Convert to fraction form
    546,573.45/754,068.03 = 317,002.01/x
  3. Step 3: Cross multiply
    546,573.45x = 754,068.03 × 317,002.01
  4. Step 4: Simplify right side
    546,573.45x = 239,041,078,010.78
  5. Step 5: Solve for x
    x = 239,041,078,010.78/546,573.45
  6. Step 6: Final answer
    x = 437,344.84

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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.