Home / 741,417.64-1,111,266.06-341,218.12

Finding the Fourth Proportional to 741,417.64, 1,111,266.06 and 341,218.12

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Solution

The fourth proportional to 741,417.64, 1,111,266.06 and 341,218.12 is: 511,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,417.64 : 1,111,266.06 = 341,218.12 : x
  2. Step 2: Convert to fraction form
    741,417.64/1,111,266.06 = 341,218.12/x
  3. Step 3: Cross multiply
    741,417.64x = 1,111,266.06 × 341,218.12
  4. Step 4: Simplify right side
    741,417.64x = 379,184,115,813.01
  5. Step 5: Solve for x
    x = 379,184,115,813.01/741,417.64
  6. Step 6: Final answer
    x = 511,431.20

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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.