Home / 744,452.40-1,116,678.60-295,280.40

Finding the Fourth Proportional to 744,452.40, 1,116,678.60 and 295,280.40

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Solution

The fourth proportional to 744,452.40, 1,116,678.60 and 295,280.40 is: 442,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,452.40 : 1,116,678.60 = 295,280.40 : x
  2. Step 2: Convert to fraction form
    744,452.40/1,116,678.60 = 295,280.40/x
  3. Step 3: Cross multiply
    744,452.40x = 1,116,678.60 × 295,280.40
  4. Step 4: Simplify right side
    744,452.40x = 329,733,303,679.44
  5. Step 5: Solve for x
    x = 329,733,303,679.44/744,452.40
  6. Step 6: Final answer
    x = 442,920.60

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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.