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Finding the Fourth Proportional to 560,778.35, 841,300.11 and 181,698.45

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Solution

The fourth proportional to 560,778.35, 841,300.11 and 181,698.45 is: 272,590.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,778.35 : 841,300.11 = 181,698.45 : x
  2. Step 2: Convert to fraction form
    560,778.35/841,300.11 = 181,698.45/x
  3. Step 3: Cross multiply
    560,778.35x = 841,300.11 × 181,698.45
  4. Step 4: Simplify right side
    560,778.35x = 152,862,922,816.95
  5. Step 5: Solve for x
    x = 152,862,922,816.95/560,778.35
  6. Step 6: Final answer
    x = 272,590.63

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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.