Home / 405,495.03-559,573.23-224,202.36

Finding the Fourth Proportional to 405,495.03, 559,573.23 and 224,202.36

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Solution

The fourth proportional to 405,495.03, 559,573.23 and 224,202.36 is: 309,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,495.03 : 559,573.23 = 224,202.36 : x
  2. Step 2: Convert to fraction form
    405,495.03/559,573.23 = 224,202.36/x
  3. Step 3: Cross multiply
    405,495.03x = 559,573.23 × 224,202.36
  4. Step 4: Simplify right side
    405,495.03x = 125,457,638,758.82
  5. Step 5: Solve for x
    x = 125,457,638,758.82/405,495.03
  6. Step 6: Final answer
    x = 309,393.78

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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.