Home / 694,812.60-1,042,302.96-245,441.49

Finding the Fourth Proportional to 694,812.60, 1,042,302.96 and 245,441.49

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Solution

The fourth proportional to 694,812.60, 1,042,302.96 and 245,441.49 is: 368,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,812.60 : 1,042,302.96 = 245,441.49 : x
  2. Step 2: Convert to fraction form
    694,812.60/1,042,302.96 = 245,441.49/x
  3. Step 3: Cross multiply
    694,812.60x = 1,042,302.96 × 245,441.49
  4. Step 4: Simplify right side
    694,812.60x = 255,824,391,533.81
  5. Step 5: Solve for x
    x = 255,824,391,533.81/694,812.60
  6. Step 6: Final answer
    x = 368,191.93

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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.