Home / 581,503.23-871,685.37-325,460.85

Finding the Fourth Proportional to 581,503.23, 871,685.37 and 325,460.85

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Solution

The fourth proportional to 581,503.23, 871,685.37 and 325,460.85 is: 487,872.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,503.23 : 871,685.37 = 325,460.85 : x
  2. Step 2: Convert to fraction form
    581,503.23/871,685.37 = 325,460.85/x
  3. Step 3: Cross multiply
    581,503.23x = 871,685.37 × 325,460.85
  4. Step 4: Simplify right side
    581,503.23x = 283,699,461,452.76
  5. Step 5: Solve for x
    x = 283,699,461,452.76/581,503.23
  6. Step 6: Final answer
    x = 487,872.55

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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.