Home / 623,109.60-934,590.29-202,385.07

Finding the Fourth Proportional to 623,109.60, 934,590.29 and 202,385.07

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Solution

The fourth proportional to 623,109.60, 934,590.29 and 202,385.07 is: 303,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,109.60 : 934,590.29 = 202,385.07 : x
  2. Step 2: Convert to fraction form
    623,109.60/934,590.29 = 202,385.07/x
  3. Step 3: Cross multiply
    623,109.60x = 934,590.29 × 202,385.07
  4. Step 4: Simplify right side
    623,109.60x = 189,147,120,251.05
  5. Step 5: Solve for x
    x = 189,147,120,251.05/623,109.60
  6. Step 6: Final answer
    x = 303,553.53

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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.