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Finding the Fourth Proportional to 298,208.01, 411,370.21 and 177,263.27

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Solution

The fourth proportional to 298,208.01, 411,370.21 and 177,263.27 is: 244,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,208.01 : 411,370.21 = 177,263.27 : x
  2. Step 2: Convert to fraction form
    298,208.01/411,370.21 = 177,263.27/x
  3. Step 3: Cross multiply
    298,208.01x = 411,370.21 × 177,263.27
  4. Step 4: Simplify right side
    298,208.01x = 72,920,828,605.19
  5. Step 5: Solve for x
    x = 72,920,828,605.19/298,208.01
  6. Step 6: Final answer
    x = 244,530.08

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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.