Home / 437,613.03-603,081.54-316,548.99

Finding the Fourth Proportional to 437,613.03, 603,081.54 and 316,548.99

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Solution

The fourth proportional to 437,613.03, 603,081.54 and 316,548.99 is: 436,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,613.03 : 603,081.54 = 316,548.99 : x
  2. Step 2: Convert to fraction form
    437,613.03/603,081.54 = 316,548.99/x
  3. Step 3: Cross multiply
    437,613.03x = 603,081.54 × 316,548.99
  4. Step 4: Simplify right side
    437,613.03x = 190,904,852,374.65
  5. Step 5: Solve for x
    x = 190,904,852,374.65/437,613.03
  6. Step 6: Final answer
    x = 436,241.24

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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.