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Finding the Fourth Proportional to 223,345.10, 313,236.10 and 223,345.10

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Solution

The fourth proportional to 223,345.10, 313,236.10 and 223,345.10 is: 313,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,345.10 : 313,236.10 = 223,345.10 : x
  2. Step 2: Convert to fraction form
    223,345.10/313,236.10 = 223,345.10/x
  3. Step 3: Cross multiply
    223,345.10x = 313,236.10 × 223,345.10
  4. Step 4: Simplify right side
    223,345.10x = 69,959,748,078.11
  5. Step 5: Solve for x
    x = 69,959,748,078.11/223,345.10
  6. Step 6: Final answer
    x = 313,236.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.