Home / 583,905.71-805,788.77-325,767.30

Finding the Fourth Proportional to 583,905.71, 805,788.77 and 325,767.30

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Solution

The fourth proportional to 583,905.71, 805,788.77 and 325,767.30 is: 449,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,905.71 : 805,788.77 = 325,767.30 : x
  2. Step 2: Convert to fraction form
    583,905.71/805,788.77 = 325,767.30/x
  3. Step 3: Cross multiply
    583,905.71x = 805,788.77 × 325,767.30
  4. Step 4: Simplify right side
    583,905.71x = 262,499,628,730.10
  5. Step 5: Solve for x
    x = 262,499,628,730.10/583,905.71
  6. Step 6: Final answer
    x = 449,558.25

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1.5x scale

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.