Home / 583,569.10-805,309.32-325,453.78

Finding the Fourth Proportional to 583,569.10, 805,309.32 and 325,453.78

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Solution

The fourth proportional to 583,569.10, 805,309.32 and 325,453.78 is: 449,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,569.10 : 805,309.32 = 325,453.78 : x
  2. Step 2: Convert to fraction form
    583,569.10/805,309.32 = 325,453.78/x
  3. Step 3: Cross multiply
    583,569.10x = 805,309.32 × 325,453.78
  4. Step 4: Simplify right side
    583,569.10x = 262,090,962,263.23
  5. Step 5: Solve for x
    x = 262,090,962,263.23/583,569.10
  6. Step 6: Final answer
    x = 449,117.27

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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.