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Finding the Fourth Proportional to 573,053.80, 859,580.70 and 146,588.80

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Solution

The fourth proportional to 573,053.80, 859,580.70 and 146,588.80 is: 219,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,053.80 : 859,580.70 = 146,588.80 : x
  2. Step 2: Convert to fraction form
    573,053.80/859,580.70 = 146,588.80/x
  3. Step 3: Cross multiply
    573,053.80x = 859,580.70 × 146,588.80
  4. Step 4: Simplify right side
    573,053.80x = 126,004,903,316.16
  5. Step 5: Solve for x
    x = 126,004,903,316.16/573,053.80
  6. Step 6: Final answer
    x = 219,883.20

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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.