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Finding the Fourth Proportional to 374,455.60, 560,808.60 and 366,938.80

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Solution

The fourth proportional to 374,455.60, 560,808.60 and 366,938.80 is: 549,550.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,455.60 : 560,808.60 = 366,938.80 : x
  2. Step 2: Convert to fraction form
    374,455.60/560,808.60 = 366,938.80/x
  3. Step 3: Cross multiply
    374,455.60x = 560,808.60 × 366,938.80
  4. Step 4: Simplify right side
    374,455.60x = 205,782,434,713.68
  5. Step 5: Solve for x
    x = 205,782,434,713.68/374,455.60
  6. Step 6: Final answer
    x = 549,550.96

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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.