Home / 741,045.24-1,022,642.70-401,513.50

Finding the Fourth Proportional to 741,045.24, 1,022,642.70 and 401,513.50

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Solution

The fourth proportional to 741,045.24, 1,022,642.70 and 401,513.50 is: 554,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,045.24 : 1,022,642.70 = 401,513.50 : x
  2. Step 2: Convert to fraction form
    741,045.24/1,022,642.70 = 401,513.50/x
  3. Step 3: Cross multiply
    741,045.24x = 1,022,642.70 × 401,513.50
  4. Step 4: Simplify right side
    741,045.24x = 410,604,849,726.45
  5. Step 5: Solve for x
    x = 410,604,849,726.45/741,045.24
  6. Step 6: Final answer
    x = 554,088.78

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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.