Home / 527,173.15-727,483.39-297,739.84

Finding the Fourth Proportional to 527,173.15, 727,483.39 and 297,739.84

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Solution

The fourth proportional to 527,173.15, 727,483.39 and 297,739.84 is: 410,872.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,173.15 : 727,483.39 = 297,739.84 : x
  2. Step 2: Convert to fraction form
    527,173.15/727,483.39 = 297,739.84/x
  3. Step 3: Cross multiply
    527,173.15x = 727,483.39 × 297,739.84
  4. Step 4: Simplify right side
    527,173.15x = 216,600,788,141.26
  5. Step 5: Solve for x
    x = 216,600,788,141.26/527,173.15
  6. Step 6: Final answer
    x = 410,872.19

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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.