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Finding the Fourth Proportional to 565,597.25, 847,259.95 and 261,565.26

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Solution

The fourth proportional to 565,597.25, 847,259.95 and 261,565.26 is: 391,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,597.25 : 847,259.95 = 261,565.26 : x
  2. Step 2: Convert to fraction form
    565,597.25/847,259.95 = 261,565.26/x
  3. Step 3: Cross multiply
    565,597.25x = 847,259.95 × 261,565.26
  4. Step 4: Simplify right side
    565,597.25x = 221,613,765,768.63
  5. Step 5: Solve for x
    x = 221,613,765,768.63/565,597.25
  6. Step 6: Final answer
    x = 391,822.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.