Home / 804,502.95-1,206,738.59-324,718.01

Finding the Fourth Proportional to 804,502.95, 1,206,738.59 and 324,718.01

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Solution

The fourth proportional to 804,502.95, 1,206,738.59 and 324,718.01 is: 487,070.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,502.95 : 1,206,738.59 = 324,718.01 : x
  2. Step 2: Convert to fraction form
    804,502.95/1,206,738.59 = 324,718.01/x
  3. Step 3: Cross multiply
    804,502.95x = 1,206,738.59 × 324,718.01
  4. Step 4: Simplify right side
    804,502.95x = 391,849,745,877.72
  5. Step 5: Solve for x
    x = 391,849,745,877.72/804,502.95
  6. Step 6: Final answer
    x = 487,070.62

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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.