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Finding the Fourth Proportional to 555,655.80, 833,483.70 and 181,716.60

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Solution

The fourth proportional to 555,655.80, 833,483.70 and 181,716.60 is: 272,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,655.80 : 833,483.70 = 181,716.60 : x
  2. Step 2: Convert to fraction form
    555,655.80/833,483.70 = 181,716.60/x
  3. Step 3: Cross multiply
    555,655.80x = 833,483.70 × 181,716.60
  4. Step 4: Simplify right side
    555,655.80x = 151,457,824,119.42
  5. Step 5: Solve for x
    x = 151,457,824,119.42/555,655.80
  6. Step 6: Final answer
    x = 272,574.90

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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.