Home / 731,309.40-1,096,526.70-377,015.40

Finding the Fourth Proportional to 731,309.40, 1,096,526.70 and 377,015.40

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Solution

The fourth proportional to 731,309.40, 1,096,526.70 and 377,015.40 is: 565,297.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,309.40 : 1,096,526.70 = 377,015.40 : x
  2. Step 2: Convert to fraction form
    731,309.40/1,096,526.70 = 377,015.40/x
  3. Step 3: Cross multiply
    731,309.40x = 1,096,526.70 × 377,015.40
  4. Step 4: Simplify right side
    731,309.40x = 413,407,452,411.18
  5. Step 5: Solve for x
    x = 413,407,452,411.18/731,309.40
  6. Step 6: Final answer
    x = 565,297.61

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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.