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Finding the Fourth Proportional to 658,248.58, 987,406.71 and 184,970.85

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Solution

The fourth proportional to 658,248.58, 987,406.71 and 184,970.85 is: 277,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,248.58 : 987,406.71 = 184,970.85 : x
  2. Step 2: Convert to fraction form
    658,248.58/987,406.71 = 184,970.85/x
  3. Step 3: Cross multiply
    658,248.58x = 987,406.71 × 184,970.85
  4. Step 4: Simplify right side
    658,248.58x = 182,641,458,444.40
  5. Step 5: Solve for x
    x = 182,641,458,444.40/658,248.58
  6. Step 6: Final answer
    x = 277,465.78

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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.