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Finding the Fourth Proportional to 233,289.60, 322,017.48 and 156,783.12

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Solution

The fourth proportional to 233,289.60, 322,017.48 and 156,783.12 is: 216,413.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,289.60 : 322,017.48 = 156,783.12 : x
  2. Step 2: Convert to fraction form
    233,289.60/322,017.48 = 156,783.12/x
  3. Step 3: Cross multiply
    233,289.60x = 322,017.48 × 156,783.12
  4. Step 4: Simplify right side
    233,289.60x = 50,486,905,208.94
  5. Step 5: Solve for x
    x = 50,486,905,208.94/233,289.60
  6. Step 6: Final answer
    x = 216,413.01

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1.5x scale

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.