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Finding the Fourth Proportional to 563,820.08, 778,480.04 and 362,966

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Solution

The fourth proportional to 563,820.08, 778,480.04 and 362,966 is: 501,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,820.08 : 778,480.04 = 362,966 : x
  2. Step 2: Convert to fraction form
    563,820.08/778,480.04 = 362,966/x
  3. Step 3: Cross multiply
    563,820.08x = 778,480.04 × 362,966
  4. Step 4: Simplify right side
    563,820.08x = 282,561,786,198.64
  5. Step 5: Solve for x
    x = 282,561,786,198.64/563,820.08
  6. Step 6: Final answer
    x = 501,155.95

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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.