Home / 1,003,386.50-1,384,666.12-544,489.50

Finding the Fourth Proportional to 1,003,386.50, 1,384,666.12 and 544,489.50

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Solution

The fourth proportional to 1,003,386.50, 1,384,666.12 and 544,489.50 is: 751,391.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,386.50 : 1,384,666.12 = 544,489.50 : x
  2. Step 2: Convert to fraction form
    1,003,386.50/1,384,666.12 = 544,489.50/x
  3. Step 3: Cross multiply
    1,003,386.50x = 1,384,666.12 × 544,489.50
  4. Step 4: Simplify right side
    1,003,386.50x = 753,936,169,218.85
  5. Step 5: Solve for x
    x = 753,936,169,218.85/1,003,386.50
  6. Step 6: Final answer
    x = 751,391.58

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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.