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Finding the Fourth Proportional to 623,162.78, 934,901.62 and 173,883.34

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Solution

The fourth proportional to 623,162.78, 934,901.62 and 173,883.34 is: 260,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,162.78 : 934,901.62 = 173,883.34 : x
  2. Step 2: Convert to fraction form
    623,162.78/934,901.62 = 173,883.34/x
  3. Step 3: Cross multiply
    623,162.78x = 934,901.62 × 173,883.34
  4. Step 4: Simplify right side
    623,162.78x = 162,563,816,257.01
  5. Step 5: Solve for x
    x = 162,563,816,257.01/623,162.78
  6. Step 6: Final answer
    x = 260,868.94

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1.5x scale

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.