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Finding the Fourth Proportional to 630,149.48, 944,947.74 and 235,889

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Solution

The fourth proportional to 630,149.48, 944,947.74 and 235,889 is: 353,730.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,149.48 : 944,947.74 = 235,889 : x
  2. Step 2: Convert to fraction form
    630,149.48/944,947.74 = 235,889/x
  3. Step 3: Cross multiply
    630,149.48x = 944,947.74 × 235,889
  4. Step 4: Simplify right side
    630,149.48x = 222,902,777,440.86
  5. Step 5: Solve for x
    x = 222,902,777,440.86/630,149.48
  6. Step 6: Final answer
    x = 353,730.00

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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.