Home / 527,369.04-727,899.48-301,145.76

Finding the Fourth Proportional to 527,369.04, 727,899.48 and 301,145.76

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Solution

The fourth proportional to 527,369.04, 727,899.48 and 301,145.76 is: 415,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,369.04 : 727,899.48 = 301,145.76 : x
  2. Step 2: Convert to fraction form
    527,369.04/727,899.48 = 301,145.76/x
  3. Step 3: Cross multiply
    527,369.04x = 727,899.48 × 301,145.76
  4. Step 4: Simplify right side
    527,369.04x = 219,203,842,108.21
  5. Step 5: Solve for x
    x = 219,203,842,108.21/527,369.04
  6. Step 6: Final answer
    x = 415,655.50

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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.