Home / 746,427.60-1,119,641.40-273,452.40

Finding the Fourth Proportional to 746,427.60, 1,119,641.40 and 273,452.40

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Solution

The fourth proportional to 746,427.60, 1,119,641.40 and 273,452.40 is: 410,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,427.60 : 1,119,641.40 = 273,452.40 : x
  2. Step 2: Convert to fraction form
    746,427.60/1,119,641.40 = 273,452.40/x
  3. Step 3: Cross multiply
    746,427.60x = 1,119,641.40 × 273,452.40
  4. Step 4: Simplify right side
    746,427.60x = 306,168,627,969.36
  5. Step 5: Solve for x
    x = 306,168,627,969.36/746,427.60
  6. Step 6: Final answer
    x = 410,178.60

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Half scale
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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.