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Finding the Fourth Proportional to 583,598.26, 805,365.59 and 315,326.26

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Solution

The fourth proportional to 583,598.26, 805,365.59 and 315,326.26 is: 435,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,598.26 : 805,365.59 = 315,326.26 : x
  2. Step 2: Convert to fraction form
    583,598.26/805,365.59 = 315,326.26/x
  3. Step 3: Cross multiply
    583,598.26x = 805,365.59 × 315,326.26
  4. Step 4: Simplify right side
    583,598.26x = 253,952,919,427.39
  5. Step 5: Solve for x
    x = 253,952,919,427.39/583,598.26
  6. Step 6: Final answer
    x = 435,150.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.