Home / 816,095.30-1,224,142.95-283,670.15

Finding the Fourth Proportional to 816,095.30, 1,224,142.95 and 283,670.15

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Solution

The fourth proportional to 816,095.30, 1,224,142.95 and 283,670.15 is: 425,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,095.30 : 1,224,142.95 = 283,670.15 : x
  2. Step 2: Convert to fraction form
    816,095.30/1,224,142.95 = 283,670.15/x
  3. Step 3: Cross multiply
    816,095.30x = 1,224,142.95 × 283,670.15
  4. Step 4: Simplify right side
    816,095.30x = 347,252,814,247.94
  5. Step 5: Solve for x
    x = 347,252,814,247.94/816,095.30
  6. Step 6: Final answer
    x = 425,505.23

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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.