Home / 908,151.60-1,362,227.40-308,913.60

Finding the Fourth Proportional to 908,151.60, 1,362,227.40 and 308,913.60

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Solution

The fourth proportional to 908,151.60, 1,362,227.40 and 308,913.60 is: 463,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,151.60 : 1,362,227.40 = 308,913.60 : x
  2. Step 2: Convert to fraction form
    908,151.60/1,362,227.40 = 308,913.60/x
  3. Step 3: Cross multiply
    908,151.60x = 1,362,227.40 × 308,913.60
  4. Step 4: Simplify right side
    908,151.60x = 420,810,570,152.64
  5. Step 5: Solve for x
    x = 420,810,570,152.64/908,151.60
  6. Step 6: Final answer
    x = 463,370.40

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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.