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Finding the Fourth Proportional to 616,373.34, 924,075.45 and 414,174.66

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Solution

The fourth proportional to 616,373.34, 924,075.45 and 414,174.66 is: 620,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,373.34 : 924,075.45 = 414,174.66 : x
  2. Step 2: Convert to fraction form
    616,373.34/924,075.45 = 414,174.66/x
  3. Step 3: Cross multiply
    616,373.34x = 924,075.45 × 414,174.66
  4. Step 4: Simplify right side
    616,373.34x = 382,728,635,318.10
  5. Step 5: Solve for x
    x = 382,728,635,318.10/616,373.34
  6. Step 6: Final answer
    x = 620,936.39

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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.