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Finding the Fourth Proportional to 586.98, 880.65 and 370.26

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Solution

The fourth proportional to 586.98, 880.65 and 370.26 is: 555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.98 : 880.65 = 370.26 : x
  2. Step 2: Convert to fraction form
    586.98/880.65 = 370.26/x
  3. Step 3: Cross multiply
    586.98x = 880.65 × 370.26
  4. Step 4: Simplify right side
    586.98x = 326,069.47
  5. Step 5: Solve for x
    x = 326,069.47/586.98
  6. Step 6: Final answer
    x = 555.50

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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.