Home / 876,096.44-1,208,784.62-513,325.38

Finding the Fourth Proportional to 876,096.44, 1,208,784.62 and 513,325.38

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Solution

The fourth proportional to 876,096.44, 1,208,784.62 and 513,325.38 is: 708,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,096.44 : 1,208,784.62 = 513,325.38 : x
  2. Step 2: Convert to fraction form
    876,096.44/1,208,784.62 = 513,325.38/x
  3. Step 3: Cross multiply
    876,096.44x = 1,208,784.62 × 513,325.38
  4. Step 4: Simplify right side
    876,096.44x = 620,499,827,328.46
  5. Step 5: Solve for x
    x = 620,499,827,328.46/876,096.44
  6. Step 6: Final answer
    x = 708,255.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.