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Finding the Fourth Proportional to 230,799.55, 346,164.68 and 73,007.50

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Solution

The fourth proportional to 230,799.55, 346,164.68 and 73,007.50 is: 109,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,799.55 : 346,164.68 = 73,007.50 : x
  2. Step 2: Convert to fraction form
    230,799.55/346,164.68 = 73,007.50/x
  3. Step 3: Cross multiply
    230,799.55x = 346,164.68 × 73,007.50
  4. Step 4: Simplify right side
    230,799.55x = 25,272,617,875.10
  5. Step 5: Solve for x
    x = 25,272,617,875.10/230,799.55
  6. Step 6: Final answer
    x = 109,500.29

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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.