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Finding the Fourth Proportional to 500,048.69, 750,192.40 and 163,089.70

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Solution

The fourth proportional to 500,048.69, 750,192.40 and 163,089.70 is: 244,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,048.69 : 750,192.40 = 163,089.70 : x
  2. Step 2: Convert to fraction form
    500,048.69/750,192.40 = 163,089.70/x
  3. Step 3: Cross multiply
    500,048.69x = 750,192.40 × 163,089.70
  4. Step 4: Simplify right side
    500,048.69x = 122,348,651,786.66
  5. Step 5: Solve for x
    x = 122,348,651,786.66/500,048.69
  6. Step 6: Final answer
    x = 244,673.48

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1.5x scale

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.