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Finding the Fourth Proportional to 193,640.40, 260,585.10 and 193,640.40

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Solution

The fourth proportional to 193,640.40, 260,585.10 and 193,640.40 is: 260,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,640.40 : 260,585.10 = 193,640.40 : x
  2. Step 2: Convert to fraction form
    193,640.40/260,585.10 = 193,640.40/x
  3. Step 3: Cross multiply
    193,640.40x = 260,585.10 × 193,640.40
  4. Step 4: Simplify right side
    193,640.40x = 50,459,802,998.04
  5. Step 5: Solve for x
    x = 50,459,802,998.04/193,640.40
  6. Step 6: Final answer
    x = 260,585.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.