Home / 405,325.48-559,349.76-244,187.32

Finding the Fourth Proportional to 405,325.48, 559,349.76 and 244,187.32

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Solution

The fourth proportional to 405,325.48, 559,349.76 and 244,187.32 is: 336,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,325.48 : 559,349.76 = 244,187.32 : x
  2. Step 2: Convert to fraction form
    405,325.48/559,349.76 = 244,187.32/x
  3. Step 3: Cross multiply
    405,325.48x = 559,349.76 × 244,187.32
  4. Step 4: Simplify right side
    405,325.48x = 136,586,118,837.04
  5. Step 5: Solve for x
    x = 136,586,118,837.04/405,325.48
  6. Step 6: Final answer
    x = 336,978.86

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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.