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Finding the Fourth Proportional to 583,393.33, 805,147.86 and 368,523.01

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Solution

The fourth proportional to 583,393.33, 805,147.86 and 368,523.01 is: 508,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,393.33 : 805,147.86 = 368,523.01 : x
  2. Step 2: Convert to fraction form
    583,393.33/805,147.86 = 368,523.01/x
  3. Step 3: Cross multiply
    583,393.33x = 805,147.86 × 368,523.01
  4. Step 4: Simplify right side
    583,393.33x = 296,715,512,862.26
  5. Step 5: Solve for x
    x = 296,715,512,862.26/583,393.33
  6. Step 6: Final answer
    x = 508,602.85

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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.