Home / 650,250.19-897,284.41-405,212.23

Finding the Fourth Proportional to 650,250.19, 897,284.41 and 405,212.23

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Solution

The fourth proportional to 650,250.19, 897,284.41 and 405,212.23 is: 559,154.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,250.19 : 897,284.41 = 405,212.23 : x
  2. Step 2: Convert to fraction form
    650,250.19/897,284.41 = 405,212.23/x
  3. Step 3: Cross multiply
    650,250.19x = 897,284.41 × 405,212.23
  4. Step 4: Simplify right side
    650,250.19x = 363,590,616,720.33
  5. Step 5: Solve for x
    x = 363,590,616,720.33/650,250.19
  6. Step 6: Final answer
    x = 559,154.96

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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.