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Finding the Fourth Proportional to 435,998.93, 601,842.94 and 254,769.76

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Solution

The fourth proportional to 435,998.93, 601,842.94 and 254,769.76 is: 351,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,998.93 : 601,842.94 = 254,769.76 : x
  2. Step 2: Convert to fraction form
    435,998.93/601,842.94 = 254,769.76/x
  3. Step 3: Cross multiply
    435,998.93x = 601,842.94 × 254,769.76
  4. Step 4: Simplify right side
    435,998.93x = 153,331,381,381.49
  5. Step 5: Solve for x
    x = 153,331,381,381.49/435,998.93
  6. Step 6: Final answer
    x = 351,678.34

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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.