Home / 434,533.30-651,605.55-168,205.30

Finding the Fourth Proportional to 434,533.30, 651,605.55 and 168,205.30

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Solution

The fourth proportional to 434,533.30, 651,605.55 and 168,205.30 is: 252,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,533.30 : 651,605.55 = 168,205.30 : x
  2. Step 2: Convert to fraction form
    434,533.30/651,605.55 = 168,205.30/x
  3. Step 3: Cross multiply
    434,533.30x = 651,605.55 × 168,205.30
  4. Step 4: Simplify right side
    434,533.30x = 109,603,507,019.42
  5. Step 5: Solve for x
    x = 109,603,507,019.42/434,533.30
  6. Step 6: Final answer
    x = 252,232.70

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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.