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Finding the Fourth Proportional to 650,772.70, 976,069.05 and 201,802.30

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Solution

The fourth proportional to 650,772.70, 976,069.05 and 201,802.30 is: 302,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,772.70 : 976,069.05 = 201,802.30 : x
  2. Step 2: Convert to fraction form
    650,772.70/976,069.05 = 201,802.30/x
  3. Step 3: Cross multiply
    650,772.70x = 976,069.05 × 201,802.30
  4. Step 4: Simplify right side
    650,772.70x = 196,972,979,248.82
  5. Step 5: Solve for x
    x = 196,972,979,248.82/650,772.70
  6. Step 6: Final answer
    x = 302,675.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.