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Finding the Fourth Proportional to 627,532.76, 866,000.94 and 341,053.58

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Solution

The fourth proportional to 627,532.76, 866,000.94 and 341,053.58 is: 470,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,532.76 : 866,000.94 = 341,053.58 : x
  2. Step 2: Convert to fraction form
    627,532.76/866,000.94 = 341,053.58/x
  3. Step 3: Cross multiply
    627,532.76x = 866,000.94 × 341,053.58
  4. Step 4: Simplify right side
    627,532.76x = 295,352,720,870.37
  5. Step 5: Solve for x
    x = 295,352,720,870.37/627,532.76
  6. Step 6: Final answer
    x = 470,657.06

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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.