Home / 862,486.86-1,190,233.10-480,527.04

Finding the Fourth Proportional to 862,486.86, 1,190,233.10 and 480,527.04

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Solution

The fourth proportional to 862,486.86, 1,190,233.10 and 480,527.04 is: 663,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,486.86 : 1,190,233.10 = 480,527.04 : x
  2. Step 2: Convert to fraction form
    862,486.86/1,190,233.10 = 480,527.04/x
  3. Step 3: Cross multiply
    862,486.86x = 1,190,233.10 × 480,527.04
  4. Step 4: Simplify right side
    862,486.86x = 571,939,188,453.02
  5. Step 5: Solve for x
    x = 571,939,188,453.02/862,486.86
  6. Step 6: Final answer
    x = 663,128.00

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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.