Home / 583,457.28-805,166.24-325,331.20

Finding the Fourth Proportional to 583,457.28, 805,166.24 and 325,331.20

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Solution

The fourth proportional to 583,457.28, 805,166.24 and 325,331.20 is: 448,954.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,457.28 : 805,166.24 = 325,331.20 : x
  2. Step 2: Convert to fraction form
    583,457.28/805,166.24 = 325,331.20/x
  3. Step 3: Cross multiply
    583,457.28x = 805,166.24 × 325,331.20
  4. Step 4: Simplify right side
    583,457.28x = 261,945,699,058.69
  5. Step 5: Solve for x
    x = 261,945,699,058.69/583,457.28
  6. Step 6: Final answer
    x = 448,954.38

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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.