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Finding the Fourth Proportional to 528,794.01, 793,022.54 and 173,725.65

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Solution

The fourth proportional to 528,794.01, 793,022.54 and 173,725.65 is: 260,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,794.01 : 793,022.54 = 173,725.65 : x
  2. Step 2: Convert to fraction form
    528,794.01/793,022.54 = 173,725.65/x
  3. Step 3: Cross multiply
    528,794.01x = 793,022.54 × 173,725.65
  4. Step 4: Simplify right side
    528,794.01x = 137,768,355,357.52
  5. Step 5: Solve for x
    x = 137,768,355,357.52/528,794.01
  6. Step 6: Final answer
    x = 260,533.12

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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.