Home / 741,527.64-1,023,305.76-401,995.98

Finding the Fourth Proportional to 741,527.64, 1,023,305.76 and 401,995.98

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Solution

The fourth proportional to 741,527.64, 1,023,305.76 and 401,995.98 is: 554,753.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,527.64 : 1,023,305.76 = 401,995.98 : x
  2. Step 2: Convert to fraction form
    741,527.64/1,023,305.76 = 401,995.98/x
  3. Step 3: Cross multiply
    741,527.64x = 1,023,305.76 × 401,995.98
  4. Step 4: Simplify right side
    741,527.64x = 411,364,801,830.85
  5. Step 5: Solve for x
    x = 411,364,801,830.85/741,527.64
  6. Step 6: Final answer
    x = 554,753.16

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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.