Home / 533,822.16-736,652.58-319,080.62

Finding the Fourth Proportional to 533,822.16, 736,652.58 and 319,080.62

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Solution

The fourth proportional to 533,822.16, 736,652.58 and 319,080.62 is: 440,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,822.16 : 736,652.58 = 319,080.62 : x
  2. Step 2: Convert to fraction form
    533,822.16/736,652.58 = 319,080.62/x
  3. Step 3: Cross multiply
    533,822.16x = 736,652.58 × 319,080.62
  4. Step 4: Simplify right side
    533,822.16x = 235,051,561,951.00
  5. Step 5: Solve for x
    x = 235,051,561,951.00/533,822.16
  6. Step 6: Final answer
    x = 440,318.11

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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.