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Finding the Fourth Proportional to 475,186.08, 655,771.88 and 260,339.24

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Solution

The fourth proportional to 475,186.08, 655,771.88 and 260,339.24 is: 359,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,186.08 : 655,771.88 = 260,339.24 : x
  2. Step 2: Convert to fraction form
    475,186.08/655,771.88 = 260,339.24/x
  3. Step 3: Cross multiply
    475,186.08x = 655,771.88 × 260,339.24
  4. Step 4: Simplify right side
    475,186.08x = 170,723,152,852.57
  5. Step 5: Solve for x
    x = 170,723,152,852.57/475,186.08
  6. Step 6: Final answer
    x = 359,276.42

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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.