Home / 732,899.40-1,099,349.10-259,632.60

Finding the Fourth Proportional to 732,899.40, 1,099,349.10 and 259,632.60

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Solution

The fourth proportional to 732,899.40, 1,099,349.10 and 259,632.60 is: 389,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,899.40 : 1,099,349.10 = 259,632.60 : x
  2. Step 2: Convert to fraction form
    732,899.40/1,099,349.10 = 259,632.60/x
  3. Step 3: Cross multiply
    732,899.40x = 1,099,349.10 × 259,632.60
  4. Step 4: Simplify right side
    732,899.40x = 285,426,865,140.66
  5. Step 5: Solve for x
    x = 285,426,865,140.66/732,899.40
  6. Step 6: Final answer
    x = 389,448.90

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Double scale
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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.