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Finding the Fourth Proportional to 265,723.30, 372,289.10 and 265,723.30

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Solution

The fourth proportional to 265,723.30, 372,289.10 and 265,723.30 is: 372,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,723.30 : 372,289.10 = 265,723.30 : x
  2. Step 2: Convert to fraction form
    265,723.30/372,289.10 = 265,723.30/x
  3. Step 3: Cross multiply
    265,723.30x = 372,289.10 × 265,723.30
  4. Step 4: Simplify right side
    265,723.30x = 98,925,888,206.03
  5. Step 5: Solve for x
    x = 98,925,888,206.03/265,723.30
  6. Step 6: Final answer
    x = 372,289.10

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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.