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Finding the Fourth Proportional to 901,587, 1,244,228.94 and 499,179

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Solution

The fourth proportional to 901,587, 1,244,228.94 and 499,179 is: 688,888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,587 : 1,244,228.94 = 499,179 : x
  2. Step 2: Convert to fraction form
    901,587/1,244,228.94 = 499,179/x
  3. Step 3: Cross multiply
    901,587x = 1,244,228.94 × 499,179
  4. Step 4: Simplify right side
    901,587x = 621,092,958,040.26
  5. Step 5: Solve for x
    x = 621,092,958,040.26/901,587
  6. Step 6: Final answer
    x = 688,888.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.