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Finding the Fourth Proportional to 622,603.86, 859,184.38 and 350,674.71

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Solution

The fourth proportional to 622,603.86, 859,184.38 and 350,674.71 is: 483,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,603.86 : 859,184.38 = 350,674.71 : x
  2. Step 2: Convert to fraction form
    622,603.86/859,184.38 = 350,674.71/x
  3. Step 3: Cross multiply
    622,603.86x = 859,184.38 × 350,674.71
  4. Step 4: Simplify right side
    622,603.86x = 301,294,233,293.03
  5. Step 5: Solve for x
    x = 301,294,233,293.03/622,603.86
  6. Step 6: Final answer
    x = 483,926.06

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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.