Home / 936,016.90-1,404,025.35-620,829.70

Finding the Fourth Proportional to 936,016.90, 1,404,025.35 and 620,829.70

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Solution

The fourth proportional to 936,016.90, 1,404,025.35 and 620,829.70 is: 931,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,016.90 : 1,404,025.35 = 620,829.70 : x
  2. Step 2: Convert to fraction form
    936,016.90/1,404,025.35 = 620,829.70/x
  3. Step 3: Cross multiply
    936,016.90x = 1,404,025.35 × 620,829.70
  4. Step 4: Simplify right side
    936,016.90x = 871,660,636,832.90
  5. Step 5: Solve for x
    x = 871,660,636,832.90/936,016.90
  6. Step 6: Final answer
    x = 931,244.55

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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.