Home / 623,002.47-859,743.75-336,522.56

Finding the Fourth Proportional to 623,002.47, 859,743.75 and 336,522.56

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Solution

The fourth proportional to 623,002.47, 859,743.75 and 336,522.56 is: 464,401.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,002.47 : 859,743.75 = 336,522.56 : x
  2. Step 2: Convert to fraction form
    623,002.47/859,743.75 = 336,522.56/x
  3. Step 3: Cross multiply
    623,002.47x = 859,743.75 × 336,522.56
  4. Step 4: Simplify right side
    623,002.47x = 289,323,167,694
  5. Step 5: Solve for x
    x = 289,323,167,694/623,002.47
  6. Step 6: Final answer
    x = 464,401.32

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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.