Home / 1,283,571.46-1,771,261.21-702,683.20

Finding the Fourth Proportional to 1,283,571.46, 1,771,261.21 and 702,683.20

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Solution

The fourth proportional to 1,283,571.46, 1,771,261.21 and 702,683.20 is: 969,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,571.46 : 1,771,261.21 = 702,683.20 : x
  2. Step 2: Convert to fraction form
    1,283,571.46/1,771,261.21 = 702,683.20/x
  3. Step 3: Cross multiply
    1,283,571.46x = 1,771,261.21 × 702,683.20
  4. Step 4: Simplify right side
    1,283,571.46x = 1,244,635,495,078.67
  5. Step 5: Solve for x
    x = 1,244,635,495,078.67/1,283,571.46
  6. Step 6: Final answer
    x = 969,665.92

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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.