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Finding the Fourth Proportional to 586,300.16, 879,579.33 and 333,699.53

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Solution

The fourth proportional to 586,300.16, 879,579.33 and 333,699.53 is: 500,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,300.16 : 879,579.33 = 333,699.53 : x
  2. Step 2: Convert to fraction form
    586,300.16/879,579.33 = 333,699.53/x
  3. Step 3: Cross multiply
    586,300.16x = 879,579.33 × 333,699.53
  4. Step 4: Simplify right side
    586,300.16x = 293,515,204,620.82
  5. Step 5: Solve for x
    x = 293,515,204,620.82/586,300.16
  6. Step 6: Final answer
    x = 500,622.76

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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.