Home / 929,538-1,282,762.44-527,130

Finding the Fourth Proportional to 929,538, 1,282,762.44 and 527,130

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Solution

The fourth proportional to 929,538, 1,282,762.44 and 527,130 is: 727,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,538 : 1,282,762.44 = 527,130 : x
  2. Step 2: Convert to fraction form
    929,538/1,282,762.44 = 527,130/x
  3. Step 3: Cross multiply
    929,538x = 1,282,762.44 × 527,130
  4. Step 4: Simplify right side
    929,538x = 676,182,564,997.20
  5. Step 5: Solve for x
    x = 676,182,564,997.20/929,538
  6. Step 6: Final answer
    x = 727,439.40

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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.