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Finding the Fourth Proportional to 586,798.40, 880,024.80 and 231,694.40

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Solution

The fourth proportional to 586,798.40, 880,024.80 and 231,694.40 is: 347,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,798.40 : 880,024.80 = 231,694.40 : x
  2. Step 2: Convert to fraction form
    586,798.40/880,024.80 = 231,694.40/x
  3. Step 3: Cross multiply
    586,798.40x = 880,024.80 × 231,694.40
  4. Step 4: Simplify right side
    586,798.40x = 203,896,818,021.12
  5. Step 5: Solve for x
    x = 203,896,818,021.12/586,798.40
  6. Step 6: Final answer
    x = 347,473.37

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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.