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Finding the Fourth Proportional to 606,999.60, 910,499.40 and 157,683.60

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Solution

The fourth proportional to 606,999.60, 910,499.40 and 157,683.60 is: 236,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,999.60 : 910,499.40 = 157,683.60 : x
  2. Step 2: Convert to fraction form
    606,999.60/910,499.40 = 157,683.60/x
  3. Step 3: Cross multiply
    606,999.60x = 910,499.40 × 157,683.60
  4. Step 4: Simplify right side
    606,999.60x = 143,570,823,189.84
  5. Step 5: Solve for x
    x = 143,570,823,189.84/606,999.60
  6. Step 6: Final answer
    x = 236,525.40

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Similar ratio
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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.