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Finding the Fourth Proportional to 220,050.60, 303,661.08 and 124,577.10

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Solution

The fourth proportional to 220,050.60, 303,661.08 and 124,577.10 is: 171,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,050.60 : 303,661.08 = 124,577.10 : x
  2. Step 2: Convert to fraction form
    220,050.60/303,661.08 = 124,577.10/x
  3. Step 3: Cross multiply
    220,050.60x = 303,661.08 × 124,577.10
  4. Step 4: Simplify right side
    220,050.60x = 37,829,216,729.27
  5. Step 5: Solve for x
    x = 37,829,216,729.27/220,050.60
  6. Step 6: Final answer
    x = 171,911.45

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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.