Home / 834,771.54-1,151,984.70-472,187.64

Finding the Fourth Proportional to 834,771.54, 1,151,984.70 and 472,187.64

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Solution

The fourth proportional to 834,771.54, 1,151,984.70 and 472,187.64 is: 651,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,771.54 : 1,151,984.70 = 472,187.64 : x
  2. Step 2: Convert to fraction form
    834,771.54/1,151,984.70 = 472,187.64/x
  3. Step 3: Cross multiply
    834,771.54x = 1,151,984.70 × 472,187.64
  4. Step 4: Simplify right side
    834,771.54x = 543,952,936,809.11
  5. Step 5: Solve for x
    x = 543,952,936,809.11/834,771.54
  6. Step 6: Final answer
    x = 651,618.93

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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.