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Finding the Fourth Proportional to 661,877.04, 992,651.53 and 188,566.50

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Solution

The fourth proportional to 661,877.04, 992,651.53 and 188,566.50 is: 282,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,877.04 : 992,651.53 = 188,566.50 : x
  2. Step 2: Convert to fraction form
    661,877.04/992,651.53 = 188,566.50/x
  3. Step 3: Cross multiply
    661,877.04x = 992,651.53 × 188,566.50
  4. Step 4: Simplify right side
    661,877.04x = 187,180,819,297.07
  5. Step 5: Solve for x
    x = 187,180,819,297.07/661,877.04
  6. Step 6: Final answer
    x = 282,803.01

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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.