Home / 736,086.96-1,015,794.27-409,402.96

Finding the Fourth Proportional to 736,086.96, 1,015,794.27 and 409,402.96

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Solution

The fourth proportional to 736,086.96, 1,015,794.27 and 409,402.96 is: 564,972.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,086.96 : 1,015,794.27 = 409,402.96 : x
  2. Step 2: Convert to fraction form
    736,086.96/1,015,794.27 = 409,402.96/x
  3. Step 3: Cross multiply
    736,086.96x = 1,015,794.27 × 409,402.96
  4. Step 4: Simplify right side
    736,086.96x = 415,869,178,349.55
  5. Step 5: Solve for x
    x = 415,869,178,349.55/736,086.96
  6. Step 6: Final answer
    x = 564,972.89

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Double scale
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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.