Home / 389,282.88-583,742.88-202,244.16

Finding the Fourth Proportional to 389,282.88, 583,742.88 and 202,244.16

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Solution

The fourth proportional to 389,282.88, 583,742.88 and 202,244.16 is: 303,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,282.88 : 583,742.88 = 202,244.16 : x
  2. Step 2: Convert to fraction form
    389,282.88/583,742.88 = 202,244.16/x
  3. Step 3: Cross multiply
    389,282.88x = 583,742.88 × 202,244.16
  4. Step 4: Simplify right side
    389,282.88x = 118,058,588,421.58
  5. Step 5: Solve for x
    x = 118,058,588,421.58/389,282.88
  6. Step 6: Final answer
    x = 303,271.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.