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Finding the Fourth Proportional to 586,722.56, 879,941.58 and 160,260.38

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Solution

The fourth proportional to 586,722.56, 879,941.58 and 160,260.38 is: 240,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,722.56 : 879,941.58 = 160,260.38 : x
  2. Step 2: Convert to fraction form
    586,722.56/879,941.58 = 160,260.38/x
  3. Step 3: Cross multiply
    586,722.56x = 879,941.58 × 160,260.38
  4. Step 4: Simplify right side
    586,722.56x = 141,019,771,988.60
  5. Step 5: Solve for x
    x = 141,019,771,988.60/586,722.56
  6. Step 6: Final answer
    x = 240,351.71

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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.