Home / 623,161.70-934,742.55-223,864.10

Finding the Fourth Proportional to 623,161.70, 934,742.55 and 223,864.10

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Solution

The fourth proportional to 623,161.70, 934,742.55 and 223,864.10 is: 335,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,161.70 : 934,742.55 = 223,864.10 : x
  2. Step 2: Convert to fraction form
    623,161.70/934,742.55 = 223,864.10/x
  3. Step 3: Cross multiply
    623,161.70x = 934,742.55 × 223,864.10
  4. Step 4: Simplify right side
    623,161.70x = 209,255,299,687.46
  5. Step 5: Solve for x
    x = 209,255,299,687.46/623,161.70
  6. Step 6: Final answer
    x = 335,796.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.