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Finding the Fourth Proportional to 583,581.26, 805,348.26 and 328,932.45

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Solution

The fourth proportional to 583,581.26, 805,348.26 and 328,932.45 is: 453,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,581.26 : 805,348.26 = 328,932.45 : x
  2. Step 2: Convert to fraction form
    583,581.26/805,348.26 = 328,932.45/x
  3. Step 3: Cross multiply
    583,581.26x = 805,348.26 × 328,932.45
  4. Step 4: Simplify right side
    583,581.26x = 264,905,176,265.04
  5. Step 5: Solve for x
    x = 264,905,176,265.04/583,581.26
  6. Step 6: Final answer
    x = 453,930.24

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Double scale
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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.