Home / 412,639.15-569,543.33-251,583.01

Finding the Fourth Proportional to 412,639.15, 569,543.33 and 251,583.01

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Solution

The fourth proportional to 412,639.15, 569,543.33 and 251,583.01 is: 347,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,639.15 : 569,543.33 = 251,583.01 : x
  2. Step 2: Convert to fraction form
    412,639.15/569,543.33 = 251,583.01/x
  3. Step 3: Cross multiply
    412,639.15x = 569,543.33 × 251,583.01
  4. Step 4: Simplify right side
    412,639.15x = 143,287,425,286.82
  5. Step 5: Solve for x
    x = 143,287,425,286.82/412,639.15
  6. Step 6: Final answer
    x = 347,246.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.