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Finding the Fourth Proportional to 571,525.60, 856,413.60 and 540,032.80

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Solution

The fourth proportional to 571,525.60, 856,413.60 and 540,032.80 is: 809,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,525.60 : 856,413.60 = 540,032.80 : x
  2. Step 2: Convert to fraction form
    571,525.60/856,413.60 = 540,032.80/x
  3. Step 3: Cross multiply
    571,525.60x = 856,413.60 × 540,032.80
  4. Step 4: Simplify right side
    571,525.60x = 462,491,434,366.08
  5. Step 5: Solve for x
    x = 462,491,434,366.08/571,525.60
  6. Step 6: Final answer
    x = 809,222.60

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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.