Home / 434,378.10-651,567.15-235,087.73

Finding the Fourth Proportional to 434,378.10, 651,567.15 and 235,087.73

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Solution

The fourth proportional to 434,378.10, 651,567.15 and 235,087.73 is: 352,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,378.10 : 651,567.15 = 235,087.73 : x
  2. Step 2: Convert to fraction form
    434,378.10/651,567.15 = 235,087.73/x
  3. Step 3: Cross multiply
    434,378.10x = 651,567.15 × 235,087.73
  4. Step 4: Simplify right side
    434,378.10x = 153,175,438,978.23
  5. Step 5: Solve for x
    x = 153,175,438,978.23/434,378.10
  6. Step 6: Final answer
    x = 352,631.59

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Similar ratio
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1.5x scale

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.