Home / 862,632.90-1,190,433.44-500,266.95

Finding the Fourth Proportional to 862,632.90, 1,190,433.44 and 500,266.95

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Solution

The fourth proportional to 862,632.90, 1,190,433.44 and 500,266.95 is: 690,368.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,632.90 : 1,190,433.44 = 500,266.95 : x
  2. Step 2: Convert to fraction form
    862,632.90/1,190,433.44 = 500,266.95/x
  3. Step 3: Cross multiply
    862,632.90x = 1,190,433.44 × 500,266.95
  4. Step 4: Simplify right side
    862,632.90x = 595,534,502,993.35
  5. Step 5: Solve for x
    x = 595,534,502,993.35/862,632.90
  6. Step 6: Final answer
    x = 690,368.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.