Home / 932,688.81-1,399,033.19-258,770.22

Finding the Fourth Proportional to 932,688.81, 1,399,033.19 and 258,770.22

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Solution

The fourth proportional to 932,688.81, 1,399,033.19 and 258,770.22 is: 388,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,688.81 : 1,399,033.19 = 258,770.22 : x
  2. Step 2: Convert to fraction form
    932,688.81/1,399,033.19 = 258,770.22/x
  3. Step 3: Cross multiply
    932,688.81x = 1,399,033.19 × 258,770.22
  4. Step 4: Simplify right side
    932,688.81x = 362,028,126,363.60
  5. Step 5: Solve for x
    x = 362,028,126,363.60/932,688.81
  6. Step 6: Final answer
    x = 388,155.32

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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.