Home / 931,579.33-1,285,389.45-544,319.88

Finding the Fourth Proportional to 931,579.33, 1,285,389.45 and 544,319.88

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Solution

The fourth proportional to 931,579.33, 1,285,389.45 and 544,319.88 is: 751,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,579.33 : 1,285,389.45 = 544,319.88 : x
  2. Step 2: Convert to fraction form
    931,579.33/1,285,389.45 = 544,319.88/x
  3. Step 3: Cross multiply
    931,579.33x = 1,285,389.45 × 544,319.88
  4. Step 4: Simplify right side
    931,579.33x = 699,663,031,177.27
  5. Step 5: Solve for x
    x = 699,663,031,177.27/931,579.33
  6. Step 6: Final answer
    x = 751,050.40

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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.