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Finding the Fourth Proportional to 622,017.04, 858,317.16 and 350,098.96

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Solution

The fourth proportional to 622,017.04, 858,317.16 and 350,098.96 is: 483,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,017.04 : 858,317.16 = 350,098.96 : x
  2. Step 2: Convert to fraction form
    622,017.04/858,317.16 = 350,098.96/x
  3. Step 3: Cross multiply
    622,017.04x = 858,317.16 × 350,098.96
  4. Step 4: Simplify right side
    622,017.04x = 300,495,945,066.15
  5. Step 5: Solve for x
    x = 300,495,945,066.15/622,017.04
  6. Step 6: Final answer
    x = 483,099.22

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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.