Home / 654,776.04-903,581.69-368,296.05

Finding the Fourth Proportional to 654,776.04, 903,581.69 and 368,296.05

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Solution

The fourth proportional to 654,776.04, 903,581.69 and 368,296.05 is: 508,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,776.04 : 903,581.69 = 368,296.05 : x
  2. Step 2: Convert to fraction form
    654,776.04/903,581.69 = 368,296.05/x
  3. Step 3: Cross multiply
    654,776.04x = 903,581.69 × 368,296.05
  4. Step 4: Simplify right side
    654,776.04x = 332,785,567,279.32
  5. Step 5: Solve for x
    x = 332,785,567,279.32/654,776.04
  6. Step 6: Final answer
    x = 508,243.35

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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.