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Finding the Fourth Proportional to 434,867.01, 600,115.01 and 243,879.81

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Solution

The fourth proportional to 434,867.01, 600,115.01 and 243,879.81 is: 336,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,867.01 : 600,115.01 = 243,879.81 : x
  2. Step 2: Convert to fraction form
    434,867.01/600,115.01 = 243,879.81/x
  3. Step 3: Cross multiply
    434,867.01x = 600,115.01 × 243,879.81
  4. Step 4: Simplify right side
    434,867.01x = 146,355,933,397.55
  5. Step 5: Solve for x
    x = 146,355,933,397.55/434,867.01
  6. Step 6: Final answer
    x = 336,553.31

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1.5x scale

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.