Home / 434,535.30-651,608.55-168,207.30

Finding the Fourth Proportional to 434,535.30, 651,608.55 and 168,207.30

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Solution

The fourth proportional to 434,535.30, 651,608.55 and 168,207.30 is: 252,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,535.30 : 651,608.55 = 168,207.30 : x
  2. Step 2: Convert to fraction form
    434,535.30/651,608.55 = 168,207.30/x
  3. Step 3: Cross multiply
    434,535.30x = 651,608.55 × 168,207.30
  4. Step 4: Simplify right side
    434,535.30x = 109,605,314,852.42
  5. Step 5: Solve for x
    x = 109,605,314,852.42/434,535.30
  6. Step 6: Final answer
    x = 252,235.70

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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.