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Finding the Fourth Proportional to 669,027.58, 924,024.32 and 440,605.96

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Solution

The fourth proportional to 669,027.58, 924,024.32 and 440,605.96 is: 608,540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,027.58 : 924,024.32 = 440,605.96 : x
  2. Step 2: Convert to fraction form
    669,027.58/924,024.32 = 440,605.96/x
  3. Step 3: Cross multiply
    669,027.58x = 924,024.32 × 440,605.96
  4. Step 4: Simplify right side
    669,027.58x = 407,130,622,576.95
  5. Step 5: Solve for x
    x = 407,130,622,576.95/669,027.58
  6. Step 6: Final answer
    x = 608,540.87

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1.5x scale

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.