Home / 839,550.40-1,158,606.60-476,967.68

Finding the Fourth Proportional to 839,550.40, 1,158,606.60 and 476,967.68

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Solution

The fourth proportional to 839,550.40, 1,158,606.60 and 476,967.68 is: 658,230.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,550.40 : 1,158,606.60 = 476,967.68 : x
  2. Step 2: Convert to fraction form
    839,550.40/1,158,606.60 = 476,967.68/x
  3. Step 3: Cross multiply
    839,550.40x = 1,158,606.60 × 476,967.68
  4. Step 4: Simplify right side
    839,550.40x = 552,617,902,034.69
  5. Step 5: Solve for x
    x = 552,617,902,034.69/839,550.40
  6. Step 6: Final answer
    x = 658,230.76

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Double scale
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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.