Home / 432,431.46-596,427.03-372,103.20

Finding the Fourth Proportional to 432,431.46, 596,427.03 and 372,103.20

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Solution

The fourth proportional to 432,431.46, 596,427.03 and 372,103.20 is: 513,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,431.46 : 596,427.03 = 372,103.20 : x
  2. Step 2: Convert to fraction form
    432,431.46/596,427.03 = 372,103.20/x
  3. Step 3: Cross multiply
    432,431.46x = 596,427.03 × 372,103.20
  4. Step 4: Simplify right side
    432,431.46x = 221,932,406,429.50
  5. Step 5: Solve for x
    x = 221,932,406,429.50/432,431.46
  6. Step 6: Final answer
    x = 513,219.84

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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.