Home / 736,613.55-1,104,915.46-189,505.12

Finding the Fourth Proportional to 736,613.55, 1,104,915.46 and 189,505.12

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Solution

The fourth proportional to 736,613.55, 1,104,915.46 and 189,505.12 is: 284,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,613.55 : 1,104,915.46 = 189,505.12 : x
  2. Step 2: Convert to fraction form
    736,613.55/1,104,915.46 = 189,505.12/x
  3. Step 3: Cross multiply
    736,613.55x = 1,104,915.46 × 189,505.12
  4. Step 4: Simplify right side
    736,613.55x = 209,387,136,837.16
  5. Step 5: Solve for x
    x = 209,387,136,837.16/736,613.55
  6. Step 6: Final answer
    x = 284,256.43

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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.