Home / 623,002.56-859,743.42-336,522.66

Finding the Fourth Proportional to 623,002.56, 859,743.42 and 336,522.66

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Solution

The fourth proportional to 623,002.56, 859,743.42 and 336,522.66 is: 464,401.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,002.56 : 859,743.42 = 336,522.66 : x
  2. Step 2: Convert to fraction form
    623,002.56/859,743.42 = 336,522.66/x
  3. Step 3: Cross multiply
    623,002.56x = 859,743.42 × 336,522.66
  4. Step 4: Simplify right side
    623,002.56x = 289,323,142,615.90
  5. Step 5: Solve for x
    x = 289,323,142,615.90/623,002.56
  6. Step 6: Final answer
    x = 464,401.21

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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.