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Finding the Fourth Proportional to 590,595.65, 886,022.67 and 191,276.78

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Solution

The fourth proportional to 590,595.65, 886,022.67 and 191,276.78 is: 286,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,595.65 : 886,022.67 = 191,276.78 : x
  2. Step 2: Convert to fraction form
    590,595.65/886,022.67 = 191,276.78/x
  3. Step 3: Cross multiply
    590,595.65x = 886,022.67 × 191,276.78
  4. Step 4: Simplify right side
    590,595.65x = 169,475,563,324.60
  5. Step 5: Solve for x
    x = 169,475,563,324.60/590,595.65
  6. Step 6: Final answer
    x = 286,957.01

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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.