Home / 401,342.36-553,877.34-222,494.36

Finding the Fourth Proportional to 401,342.36, 553,877.34 and 222,494.36

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Solution

The fourth proportional to 401,342.36, 553,877.34 and 222,494.36 is: 307,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,342.36 : 553,877.34 = 222,494.36 : x
  2. Step 2: Convert to fraction form
    401,342.36/553,877.34 = 222,494.36/x
  3. Step 3: Cross multiply
    401,342.36x = 553,877.34 × 222,494.36
  4. Step 4: Simplify right side
    401,342.36x = 123,234,584,281.80
  5. Step 5: Solve for x
    x = 123,234,584,281.80/401,342.36
  6. Step 6: Final answer
    x = 307,056.01

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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.