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Finding the Fourth Proportional to 231,024.80, 346,666.80 and 97,882.40

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Solution

The fourth proportional to 231,024.80, 346,666.80 and 97,882.40 is: 146,878.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,024.80 : 346,666.80 = 97,882.40 : x
  2. Step 2: Convert to fraction form
    231,024.80/346,666.80 = 97,882.40/x
  3. Step 3: Cross multiply
    231,024.80x = 346,666.80 × 97,882.40
  4. Step 4: Simplify right side
    231,024.80x = 33,932,578,384.32
  5. Step 5: Solve for x
    x = 33,932,578,384.32/231,024.80
  6. Step 6: Final answer
    x = 146,878.51

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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.