Home / 925,653.04-1,387,043.38-641,897.08

Finding the Fourth Proportional to 925,653.04, 1,387,043.38 and 641,897.08

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Solution

The fourth proportional to 925,653.04, 1,387,043.38 and 641,897.08 is: 961,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,653.04 : 1,387,043.38 = 641,897.08 : x
  2. Step 2: Convert to fraction form
    925,653.04/1,387,043.38 = 641,897.08/x
  3. Step 3: Cross multiply
    925,653.04x = 1,387,043.38 × 641,897.08
  4. Step 4: Simplify right side
    925,653.04x = 890,339,095,455.33
  5. Step 5: Solve for x
    x = 890,339,095,455.33/925,653.04
  6. Step 6: Final answer
    x = 961,849.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.