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Finding the Fourth Proportional to 173,744.90, 260,617.35 and 134,330.30

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Solution

The fourth proportional to 173,744.90, 260,617.35 and 134,330.30 is: 201,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,744.90 : 260,617.35 = 134,330.30 : x
  2. Step 2: Convert to fraction form
    173,744.90/260,617.35 = 134,330.30/x
  3. Step 3: Cross multiply
    173,744.90x = 260,617.35 × 134,330.30
  4. Step 4: Simplify right side
    173,744.90x = 35,008,806,810.71
  5. Step 5: Solve for x
    x = 35,008,806,810.71/173,744.90
  6. Step 6: Final answer
    x = 201,495.45

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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.