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Finding the Fourth Proportional to 727,592.88, 1,004,088.60 and 417,546

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Solution

The fourth proportional to 727,592.88, 1,004,088.60 and 417,546 is: 576,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,592.88 : 1,004,088.60 = 417,546 : x
  2. Step 2: Convert to fraction form
    727,592.88/1,004,088.60 = 417,546/x
  3. Step 3: Cross multiply
    727,592.88x = 1,004,088.60 × 417,546
  4. Step 4: Simplify right side
    727,592.88x = 419,253,178,575.60
  5. Step 5: Solve for x
    x = 419,253,178,575.60/727,592.88
  6. Step 6: Final answer
    x = 576,219.46

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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.