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Finding the Fourth Proportional to 306,580,288.80, 459,870,433.20 and 306,580,288.80

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Solution

The fourth proportional to 306,580,288.80, 459,870,433.20 and 306,580,288.80 is: 459,870,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,580,288.80 : 459,870,433.20 = 306,580,288.80 : x
  2. Step 2: Convert to fraction form
    306,580,288.80/459,870,433.20 = 306,580,288.80/x
  3. Step 3: Cross multiply
    306,580,288.80x = 459,870,433.20 × 306,580,288.80
  4. Step 4: Simplify right side
    306,580,288.80x = 140,987,210,221,037,104
  5. Step 5: Solve for x
    x = 140,987,210,221,037,104/306,580,288.80
  6. Step 6: Final answer
    x = 459,870,433.20

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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.