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Finding the Fourth Proportional to 475,782.56, 656,580.84 and 260,924.24

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Solution

The fourth proportional to 475,782.56, 656,580.84 and 260,924.24 is: 360,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,782.56 : 656,580.84 = 260,924.24 : x
  2. Step 2: Convert to fraction form
    475,782.56/656,580.84 = 260,924.24/x
  3. Step 3: Cross multiply
    475,782.56x = 656,580.84 × 260,924.24
  4. Step 4: Simplify right side
    475,782.56x = 171,317,856,675.56
  5. Step 5: Solve for x
    x = 171,317,856,675.56/475,782.56
  6. Step 6: Final answer
    x = 360,075.95

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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.