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Finding the Fourth Proportional to 373,018.48, 559,527.76 and 106,779.96

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Solution

The fourth proportional to 373,018.48, 559,527.76 and 106,779.96 is: 160,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,018.48 : 559,527.76 = 106,779.96 : x
  2. Step 2: Convert to fraction form
    373,018.48/559,527.76 = 106,779.96/x
  3. Step 3: Cross multiply
    373,018.48x = 559,527.76 × 106,779.96
  4. Step 4: Simplify right side
    373,018.48x = 59,746,351,831.69
  5. Step 5: Solve for x
    x = 59,746,351,831.69/373,018.48
  6. Step 6: Final answer
    x = 160,169.95

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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.