Home / 350,003.60-524,314.20-209,344.40

Finding the Fourth Proportional to 350,003.60, 524,314.20 and 209,344.40

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Solution

The fourth proportional to 350,003.60, 524,314.20 and 209,344.40 is: 313,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,003.60 : 524,314.20 = 209,344.40 : x
  2. Step 2: Convert to fraction form
    350,003.60/524,314.20 = 209,344.40/x
  3. Step 3: Cross multiply
    350,003.60x = 524,314.20 × 209,344.40
  4. Step 4: Simplify right side
    350,003.60x = 109,762,241,610.48
  5. Step 5: Solve for x
    x = 109,762,241,610.48/350,003.60
  6. Step 6: Final answer
    x = 313,603.18

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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.