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Finding the Fourth Proportional to 669,026.54, 924,022.84 and 440,604.87

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Solution

The fourth proportional to 669,026.54, 924,022.84 and 440,604.87 is: 608,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,026.54 : 924,022.84 = 440,604.87 : x
  2. Step 2: Convert to fraction form
    669,026.54/924,022.84 = 440,604.87/x
  3. Step 3: Cross multiply
    669,026.54x = 924,022.84 × 440,604.87
  4. Step 4: Simplify right side
    669,026.54x = 407,128,959,554.77
  5. Step 5: Solve for x
    x = 407,128,959,554.77/669,026.54
  6. Step 6: Final answer
    x = 608,539.33

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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.