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Finding the Fourth Proportional to 581,001.84, 871,642.84 and 201,867.36

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Solution

The fourth proportional to 581,001.84, 871,642.84 and 201,867.36 is: 302,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,001.84 : 871,642.84 = 201,867.36 : x
  2. Step 2: Convert to fraction form
    581,001.84/871,642.84 = 201,867.36/x
  3. Step 3: Cross multiply
    581,001.84x = 871,642.84 × 201,867.36
  4. Step 4: Simplify right side
    581,001.84x = 175,956,238,973.70
  5. Step 5: Solve for x
    x = 175,956,238,973.70/581,001.84
  6. Step 6: Final answer
    x = 302,849.71

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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.