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Finding the Fourth Proportional to 586,150.32, 877,644.62 and 383,243.20

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Solution

The fourth proportional to 586,150.32, 877,644.62 and 383,243.20 is: 573,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,150.32 : 877,644.62 = 383,243.20 : x
  2. Step 2: Convert to fraction form
    586,150.32/877,644.62 = 383,243.20/x
  3. Step 3: Cross multiply
    586,150.32x = 877,644.62 × 383,243.20
  4. Step 4: Simplify right side
    586,150.32x = 336,351,329,958.42
  5. Step 5: Solve for x
    x = 336,351,329,958.42/586,150.32
  6. Step 6: Final answer
    x = 573,831.18

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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.