Home / 764,622.40-1,146,933.60-232,117.60

Finding the Fourth Proportional to 764,622.40, 1,146,933.60 and 232,117.60

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Solution

The fourth proportional to 764,622.40, 1,146,933.60 and 232,117.60 is: 348,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,622.40 : 1,146,933.60 = 232,117.60 : x
  2. Step 2: Convert to fraction form
    764,622.40/1,146,933.60 = 232,117.60/x
  3. Step 3: Cross multiply
    764,622.40x = 1,146,933.60 × 232,117.60
  4. Step 4: Simplify right side
    764,622.40x = 266,223,474,591.36
  5. Step 5: Solve for x
    x = 266,223,474,591.36/764,622.40
  6. Step 6: Final answer
    x = 348,176.40

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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.