Home / 534,656.20-802,189.10-526,259.40

Finding the Fourth Proportional to 534,656.20, 802,189.10 and 526,259.40

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Solution

The fourth proportional to 534,656.20, 802,189.10 and 526,259.40 is: 789,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,656.20 : 802,189.10 = 526,259.40 : x
  2. Step 2: Convert to fraction form
    534,656.20/802,189.10 = 526,259.40/x
  3. Step 3: Cross multiply
    534,656.20x = 802,189.10 × 526,259.40
  4. Step 4: Simplify right side
    534,656.20x = 422,159,554,452.54
  5. Step 5: Solve for x
    x = 422,159,554,452.54/534,656.20
  6. Step 6: Final answer
    x = 789,590.68

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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.