Home / 622,356.10-869,432.30-622,356.10

Finding the Fourth Proportional to 622,356.10, 869,432.30 and 622,356.10

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Solution

The fourth proportional to 622,356.10, 869,432.30 and 622,356.10 is: 869,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,356.10 : 869,432.30 = 622,356.10 : x
  2. Step 2: Convert to fraction form
    622,356.10/869,432.30 = 622,356.10/x
  3. Step 3: Cross multiply
    622,356.10x = 869,432.30 × 622,356.10
  4. Step 4: Simplify right side
    622,356.10x = 541,096,495,442.03
  5. Step 5: Solve for x
    x = 541,096,495,442.03/622,356.10
  6. Step 6: Final answer
    x = 869,432.30

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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.