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Finding the Fourth Proportional to 528,898, 793,347.06 and 134,914

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Solution

The fourth proportional to 528,898, 793,347.06 and 134,914 is: 202,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,898 : 793,347.06 = 134,914 : x
  2. Step 2: Convert to fraction form
    528,898/793,347.06 = 134,914/x
  3. Step 3: Cross multiply
    528,898x = 793,347.06 × 134,914
  4. Step 4: Simplify right side
    528,898x = 107,033,625,252.84
  5. Step 5: Solve for x
    x = 107,033,625,252.84/528,898
  6. Step 6: Final answer
    x = 202,371.02

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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.