Home / 434,534.30-651,607.05-168,206.30

Finding the Fourth Proportional to 434,534.30, 651,607.05 and 168,206.30

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Solution

The fourth proportional to 434,534.30, 651,607.05 and 168,206.30 is: 252,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,534.30 : 651,607.05 = 168,206.30 : x
  2. Step 2: Convert to fraction form
    434,534.30/651,607.05 = 168,206.30/x
  3. Step 3: Cross multiply
    434,534.30x = 651,607.05 × 168,206.30
  4. Step 4: Simplify right side
    434,534.30x = 109,604,410,934.42
  5. Step 5: Solve for x
    x = 109,604,410,934.42/434,534.30
  6. Step 6: Final answer
    x = 252,234.20

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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.