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Finding the Fourth Proportional to 524,379.34, 786,831.54 and 240,069.34

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Solution

The fourth proportional to 524,379.34, 786,831.54 and 240,069.34 is: 360,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,379.34 : 786,831.54 = 240,069.34 : x
  2. Step 2: Convert to fraction form
    524,379.34/786,831.54 = 240,069.34/x
  3. Step 3: Cross multiply
    524,379.34x = 786,831.54 × 240,069.34
  4. Step 4: Simplify right side
    524,379.34x = 188,894,128,498.98
  5. Step 5: Solve for x
    x = 188,894,128,498.98/524,379.34
  6. Step 6: Final answer
    x = 360,224.20

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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.