Home / 968,085.60-1,452,128.40-494,613.60

Finding the Fourth Proportional to 968,085.60, 1,452,128.40 and 494,613.60

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Solution

The fourth proportional to 968,085.60, 1,452,128.40 and 494,613.60 is: 741,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,085.60 : 1,452,128.40 = 494,613.60 : x
  2. Step 2: Convert to fraction form
    968,085.60/1,452,128.40 = 494,613.60/x
  3. Step 3: Cross multiply
    968,085.60x = 1,452,128.40 × 494,613.60
  4. Step 4: Simplify right side
    968,085.60x = 718,242,455,586.24
  5. Step 5: Solve for x
    x = 718,242,455,586.24/968,085.60
  6. Step 6: Final answer
    x = 741,920.40

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Double scale
Find fourth proportional to 968,086.60, 1,452,129.90 and 494,614.60
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.