Home / 928,683.18-1,393,025.09-613,066.28

Finding the Fourth Proportional to 928,683.18, 1,393,025.09 and 613,066.28

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Solution

The fourth proportional to 928,683.18, 1,393,025.09 and 613,066.28 is: 919,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,683.18 : 1,393,025.09 = 613,066.28 : x
  2. Step 2: Convert to fraction form
    928,683.18/1,393,025.09 = 613,066.28/x
  3. Step 3: Cross multiply
    928,683.18x = 1,393,025.09 × 613,066.28
  4. Step 4: Simplify right side
    928,683.18x = 854,016,699,842.51
  5. Step 5: Solve for x
    x = 854,016,699,842.51/928,683.18
  6. Step 6: Final answer
    x = 919,599.62

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Double scale
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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.