Home / 621,723.44-858,009.84-367,069.16

Finding the Fourth Proportional to 621,723.44, 858,009.84 and 367,069.16

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Solution

The fourth proportional to 621,723.44, 858,009.84 and 367,069.16 is: 506,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,723.44 : 858,009.84 = 367,069.16 : x
  2. Step 2: Convert to fraction form
    621,723.44/858,009.84 = 367,069.16/x
  3. Step 3: Cross multiply
    621,723.44x = 858,009.84 × 367,069.16
  4. Step 4: Simplify right side
    621,723.44x = 314,948,951,240.53
  5. Step 5: Solve for x
    x = 314,948,951,240.53/621,723.44
  6. Step 6: Final answer
    x = 506,574.03

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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.