Home / 417,702.05-576,413.40-226,711.34

Finding the Fourth Proportional to 417,702.05, 576,413.40 and 226,711.34

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Solution

The fourth proportional to 417,702.05, 576,413.40 and 226,711.34 is: 312,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,702.05 : 576,413.40 = 226,711.34 : x
  2. Step 2: Convert to fraction form
    417,702.05/576,413.40 = 226,711.34/x
  3. Step 3: Cross multiply
    417,702.05x = 576,413.40 × 226,711.34
  4. Step 4: Simplify right side
    417,702.05x = 130,679,451,425.89
  5. Step 5: Solve for x
    x = 130,679,451,425.89/417,702.05
  6. Step 6: Final answer
    x = 312,853.27

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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.