Home / 623,002.49-859,743.78-336,522.58

Finding the Fourth Proportional to 623,002.49, 859,743.78 and 336,522.58

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Solution

The fourth proportional to 623,002.49, 859,743.78 and 336,522.58 is: 464,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,002.49 : 859,743.78 = 336,522.58 : x
  2. Step 2: Convert to fraction form
    623,002.49/859,743.78 = 336,522.58/x
  3. Step 3: Cross multiply
    623,002.49x = 859,743.78 × 336,522.58
  4. Step 4: Simplify right side
    623,002.49x = 289,323,189,003.22
  5. Step 5: Solve for x
    x = 289,323,189,003.22/623,002.49
  6. Step 6: Final answer
    x = 464,401.34

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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.