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Finding the Fourth Proportional to 424,651.08, 586,003.86 and 233,646.60

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Solution

The fourth proportional to 424,651.08, 586,003.86 and 233,646.60 is: 322,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,651.08 : 586,003.86 = 233,646.60 : x
  2. Step 2: Convert to fraction form
    424,651.08/586,003.86 = 233,646.60/x
  3. Step 3: Cross multiply
    424,651.08x = 586,003.86 × 233,646.60
  4. Step 4: Simplify right side
    424,651.08x = 136,917,809,475.88
  5. Step 5: Solve for x
    x = 136,917,809,475.88/424,651.08
  6. Step 6: Final answer
    x = 322,424.26

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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.