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Finding the Fourth Proportional to 606,777.60, 908,416.80 and 370,581.60

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Solution

The fourth proportional to 606,777.60, 908,416.80 and 370,581.60 is: 554,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,777.60 : 908,416.80 = 370,581.60 : x
  2. Step 2: Convert to fraction form
    606,777.60/908,416.80 = 370,581.60/x
  3. Step 3: Cross multiply
    606,777.60x = 908,416.80 × 370,581.60
  4. Step 4: Simplify right side
    606,777.60x = 336,642,551,210.88
  5. Step 5: Solve for x
    x = 336,642,551,210.88/606,777.60
  6. Step 6: Final answer
    x = 554,803.85

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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.