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Finding the Fourth Proportional to 581,666.40, 871,808.40 and 244,706.40

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Solution

The fourth proportional to 581,666.40, 871,808.40 and 244,706.40 is: 366,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,666.40 : 871,808.40 = 244,706.40 : x
  2. Step 2: Convert to fraction form
    581,666.40/871,808.40 = 244,706.40/x
  3. Step 3: Cross multiply
    581,666.40x = 871,808.40 × 244,706.40
  4. Step 4: Simplify right side
    581,666.40x = 213,337,095,053.76
  5. Step 5: Solve for x
    x = 213,337,095,053.76/581,666.40
  6. Step 6: Final answer
    x = 366,768.81

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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.