Home / 587,050.60-810,534.18-434,122.60

Finding the Fourth Proportional to 587,050.60, 810,534.18 and 434,122.60

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Solution

The fourth proportional to 587,050.60, 810,534.18 and 434,122.60 is: 599,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,050.60 : 810,534.18 = 434,122.60 : x
  2. Step 2: Convert to fraction form
    587,050.60/810,534.18 = 434,122.60/x
  3. Step 3: Cross multiply
    587,050.60x = 810,534.18 × 434,122.60
  4. Step 4: Simplify right side
    587,050.60x = 351,871,205,610.47
  5. Step 5: Solve for x
    x = 351,871,205,610.47/587,050.60
  6. Step 6: Final answer
    x = 599,388.21

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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.