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Finding the Fourth Proportional to 601,203.87, 831,256.43 and 525,535.29

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Solution

The fourth proportional to 601,203.87, 831,256.43 and 525,535.29 is: 726,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,203.87 : 831,256.43 = 525,535.29 : x
  2. Step 2: Convert to fraction form
    601,203.87/831,256.43 = 525,535.29/x
  3. Step 3: Cross multiply
    601,203.87x = 831,256.43 × 525,535.29
  4. Step 4: Simplify right side
    601,203.87x = 436,854,586,376.74
  5. Step 5: Solve for x
    x = 436,854,586,376.74/601,203.87
  6. Step 6: Final answer
    x = 726,633.02

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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.