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Finding the Fourth Proportional to 622,752.80, 933,999.60 and 173,357.60

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Solution

The fourth proportional to 622,752.80, 933,999.60 and 173,357.60 is: 260,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,752.80 : 933,999.60 = 173,357.60 : x
  2. Step 2: Convert to fraction form
    622,752.80/933,999.60 = 173,357.60/x
  3. Step 3: Cross multiply
    622,752.80x = 933,999.60 × 173,357.60
  4. Step 4: Simplify right side
    622,752.80x = 161,915,929,056.96
  5. Step 5: Solve for x
    x = 161,915,929,056.96/622,752.80
  6. Step 6: Final answer
    x = 260,000.32

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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.