Home / 793,947.47-1,190,318.56-409,281.82

Finding the Fourth Proportional to 793,947.47, 1,190,318.56 and 409,281.82

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Solution

The fourth proportional to 793,947.47, 1,190,318.56 and 409,281.82 is: 613,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,947.47 : 1,190,318.56 = 409,281.82 : x
  2. Step 2: Convert to fraction form
    793,947.47/1,190,318.56 = 409,281.82/x
  3. Step 3: Cross multiply
    793,947.47x = 1,190,318.56 × 409,281.82
  4. Step 4: Simplify right side
    793,947.47x = 487,175,742,617.58
  5. Step 5: Solve for x
    x = 487,175,742,617.58/793,947.47
  6. Step 6: Final answer
    x = 613,612.06

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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.