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Finding the Fourth Proportional to 265,428.10, 372,649.10 and 265,428.10

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Solution

The fourth proportional to 265,428.10, 372,649.10 and 265,428.10 is: 372,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,428.10 : 372,649.10 = 265,428.10 : x
  2. Step 2: Convert to fraction form
    265,428.10/372,649.10 = 265,428.10/x
  3. Step 3: Cross multiply
    265,428.10x = 372,649.10 × 265,428.10
  4. Step 4: Simplify right side
    265,428.10x = 98,911,542,579.71
  5. Step 5: Solve for x
    x = 98,911,542,579.71/265,428.10
  6. Step 6: Final answer
    x = 372,649.10

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