Home / 914,775.12-1,372,165.65-231,661.59

Finding the Fourth Proportional to 914,775.12, 1,372,165.65 and 231,661.59

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Solution

The fourth proportional to 914,775.12, 1,372,165.65 and 231,661.59 is: 347,493.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,775.12 : 1,372,165.65 = 231,661.59 : x
  2. Step 2: Convert to fraction form
    914,775.12/1,372,165.65 = 231,661.59/x
  3. Step 3: Cross multiply
    914,775.12x = 1,372,165.65 × 231,661.59
  4. Step 4: Simplify right side
    914,775.12x = 317,878,076,222.38
  5. Step 5: Solve for x
    x = 317,878,076,222.38/914,775.12
  6. Step 6: Final answer
    x = 347,493.14

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Double scale
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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.