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Finding the Fourth Proportional to 591,605.60, 886,803.60 and 291,624.80

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Solution

The fourth proportional to 591,605.60, 886,803.60 and 291,624.80 is: 437,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,605.60 : 886,803.60 = 291,624.80 : x
  2. Step 2: Convert to fraction form
    591,605.60/886,803.60 = 291,624.80/x
  3. Step 3: Cross multiply
    591,605.60x = 886,803.60 × 291,624.80
  4. Step 4: Simplify right side
    591,605.60x = 258,613,922,489.28
  5. Step 5: Solve for x
    x = 258,613,922,489.28/591,605.60
  6. Step 6: Final answer
    x = 437,139.07

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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.