Home / 888,186.60-1,225,669.93-500,996.36

Finding the Fourth Proportional to 888,186.60, 1,225,669.93 and 500,996.36

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Solution

The fourth proportional to 888,186.60, 1,225,669.93 and 500,996.36 is: 691,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,186.60 : 1,225,669.93 = 500,996.36 : x
  2. Step 2: Convert to fraction form
    888,186.60/1,225,669.93 = 500,996.36/x
  3. Step 3: Cross multiply
    888,186.60x = 1,225,669.93 × 500,996.36
  4. Step 4: Simplify right side
    888,186.60x = 614,056,175,303.14
  5. Step 5: Solve for x
    x = 614,056,175,303.14/888,186.60
  6. Step 6: Final answer
    x = 691,359.42

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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.