Home / 914,358.17-1,261,745.61-526,898.32

Finding the Fourth Proportional to 914,358.17, 1,261,745.61 and 526,898.32

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Solution

The fourth proportional to 914,358.17, 1,261,745.61 and 526,898.32 is: 727,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,358.17 : 1,261,745.61 = 526,898.32 : x
  2. Step 2: Convert to fraction form
    914,358.17/1,261,745.61 = 526,898.32/x
  3. Step 3: Cross multiply
    914,358.17x = 1,261,745.61 × 526,898.32
  4. Step 4: Simplify right side
    914,358.17x = 664,811,637,046.14
  5. Step 5: Solve for x
    x = 664,811,637,046.14/914,358.17
  6. Step 6: Final answer
    x = 727,080.11

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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.