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Finding the Fourth Proportional to 431,567.58, 595,633.43 and 259,659.30

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Solution

The fourth proportional to 431,567.58, 595,633.43 and 259,659.30 is: 358,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,567.58 : 595,633.43 = 259,659.30 : x
  2. Step 2: Convert to fraction form
    431,567.58/595,633.43 = 259,659.30/x
  3. Step 3: Cross multiply
    431,567.58x = 595,633.43 × 259,659.30
  4. Step 4: Simplify right side
    431,567.58x = 154,661,759,490.40
  5. Step 5: Solve for x
    x = 154,661,759,490.40/431,567.58
  6. Step 6: Final answer
    x = 358,372.05

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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.