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Finding the Fourth Proportional to 623,096.74, 859,874.40 and 336,616.93

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Solution

The fourth proportional to 623,096.74, 859,874.40 and 336,616.93 is: 464,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,096.74 : 859,874.40 = 336,616.93 : x
  2. Step 2: Convert to fraction form
    623,096.74/859,874.40 = 336,616.93/x
  3. Step 3: Cross multiply
    623,096.74x = 859,874.40 × 336,616.93
  4. Step 4: Simplify right side
    623,096.74x = 289,448,280,713.59
  5. Step 5: Solve for x
    x = 289,448,280,713.59/623,096.74
  6. Step 6: Final answer
    x = 464,531.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.