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Finding the Fourth Proportional to 230,642.06, 346,009.78 and 97,522.10

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Solution

The fourth proportional to 230,642.06, 346,009.78 and 97,522.10 is: 146,302.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,642.06 : 346,009.78 = 97,522.10 : x
  2. Step 2: Convert to fraction form
    230,642.06/346,009.78 = 97,522.10/x
  3. Step 3: Cross multiply
    230,642.06x = 346,009.78 × 97,522.10
  4. Step 4: Simplify right side
    230,642.06x = 33,743,600,366.14
  5. Step 5: Solve for x
    x = 33,743,600,366.14/230,642.06
  6. Step 6: Final answer
    x = 146,302.89

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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.