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Finding the Fourth Proportional to 553,711.58, 827,532.81 and 404,266.58

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Solution

The fourth proportional to 553,711.58, 827,532.81 and 404,266.58 is: 604,184.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,711.58 : 827,532.81 = 404,266.58 : x
  2. Step 2: Convert to fraction form
    553,711.58/827,532.81 = 404,266.58/x
  3. Step 3: Cross multiply
    553,711.58x = 827,532.81 × 404,266.58
  4. Step 4: Simplify right side
    553,711.58x = 334,543,854,798.83
  5. Step 5: Solve for x
    x = 334,543,854,798.83/553,711.58
  6. Step 6: Final answer
    x = 604,184.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.