Home / 823,377.60-1,235,066.67-542,829.24

Finding the Fourth Proportional to 823,377.60, 1,235,066.67 and 542,829.24

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Solution

The fourth proportional to 823,377.60, 1,235,066.67 and 542,829.24 is: 814,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,377.60 : 1,235,066.67 = 542,829.24 : x
  2. Step 2: Convert to fraction form
    823,377.60/1,235,066.67 = 542,829.24/x
  3. Step 3: Cross multiply
    823,377.60x = 1,235,066.67 × 542,829.24
  4. Step 4: Simplify right side
    823,377.60x = 670,430,301,825.43
  5. Step 5: Solve for x
    x = 670,430,301,825.43/823,377.60
  6. Step 6: Final answer
    x = 814,244.04

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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.