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Finding the Fourth Proportional to 362,977.20, 544,465.80 and 360,644.40

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Solution

The fourth proportional to 362,977.20, 544,465.80 and 360,644.40 is: 540,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,977.20 : 544,465.80 = 360,644.40 : x
  2. Step 2: Convert to fraction form
    362,977.20/544,465.80 = 360,644.40/x
  3. Step 3: Cross multiply
    362,977.20x = 544,465.80 × 360,644.40
  4. Step 4: Simplify right side
    362,977.20x = 196,358,541,761.52
  5. Step 5: Solve for x
    x = 196,358,541,761.52/362,977.20
  6. Step 6: Final answer
    x = 540,966.60

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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.