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Finding the Fourth Proportional to 606,666.30, 909,999.45 and 598,793.10

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Solution

The fourth proportional to 606,666.30, 909,999.45 and 598,793.10 is: 898,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,666.30 : 909,999.45 = 598,793.10 : x
  2. Step 2: Convert to fraction form
    606,666.30/909,999.45 = 598,793.10/x
  3. Step 3: Cross multiply
    606,666.30x = 909,999.45 × 598,793.10
  4. Step 4: Simplify right side
    606,666.30x = 544,901,391,663.80
  5. Step 5: Solve for x
    x = 544,901,391,663.80/606,666.30
  6. Step 6: Final answer
    x = 898,189.65

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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.