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Finding the Fourth Proportional to 219,370.01, 329,089.82 and 93,010.82

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Solution

The fourth proportional to 219,370.01, 329,089.82 and 93,010.82 is: 139,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,370.01 : 329,089.82 = 93,010.82 : x
  2. Step 2: Convert to fraction form
    219,370.01/329,089.82 = 93,010.82/x
  3. Step 3: Cross multiply
    219,370.01x = 329,089.82 × 93,010.82
  4. Step 4: Simplify right side
    219,370.01x = 30,608,911,901.35
  5. Step 5: Solve for x
    x = 30,608,911,901.35/219,370.01
  6. Step 6: Final answer
    x = 139,530.98

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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.