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Finding the Fourth Proportional to 533,986.53, 801,111.03 and 160,009.53

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Solution

The fourth proportional to 533,986.53, 801,111.03 and 160,009.53 is: 240,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,986.53 : 801,111.03 = 160,009.53 : x
  2. Step 2: Convert to fraction form
    533,986.53/801,111.03 = 160,009.53/x
  3. Step 3: Cross multiply
    533,986.53x = 801,111.03 × 160,009.53
  4. Step 4: Simplify right side
    533,986.53x = 128,185,398,588.07
  5. Step 5: Solve for x
    x = 128,185,398,588.07/533,986.53
  6. Step 6: Final answer
    x = 240,053.62

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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.