Home / 574,025.16-861,002.73-214,126.50

Finding the Fourth Proportional to 574,025.16, 861,002.73 and 214,126.50

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Solution

The fourth proportional to 574,025.16, 861,002.73 and 214,126.50 is: 321,176.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,025.16 : 861,002.73 = 214,126.50 : x
  2. Step 2: Convert to fraction form
    574,025.16/861,002.73 = 214,126.50/x
  3. Step 3: Cross multiply
    574,025.16x = 861,002.73 × 214,126.50
  4. Step 4: Simplify right side
    574,025.16x = 184,363,501,065.35
  5. Step 5: Solve for x
    x = 184,363,501,065.35/574,025.16
  6. Step 6: Final answer
    x = 321,176.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.