Home / 405,091.32-559,008.90-232,996.26

Finding the Fourth Proportional to 405,091.32, 559,008.90 and 232,996.26

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Solution

The fourth proportional to 405,091.32, 559,008.90 and 232,996.26 is: 321,524.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,091.32 : 559,008.90 = 232,996.26 : x
  2. Step 2: Convert to fraction form
    405,091.32/559,008.90 = 232,996.26/x
  3. Step 3: Cross multiply
    405,091.32x = 559,008.90 × 232,996.26
  4. Step 4: Simplify right side
    405,091.32x = 130,246,983,006.71
  5. Step 5: Solve for x
    x = 130,246,983,006.71/405,091.32
  6. Step 6: Final answer
    x = 321,524.99

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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.