Home / 379,347.60-569,302.02-179,668.32

Finding the Fourth Proportional to 379,347.60, 569,302.02 and 179,668.32

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Solution

The fourth proportional to 379,347.60, 569,302.02 and 179,668.32 is: 269,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,347.60 : 569,302.02 = 179,668.32 : x
  2. Step 2: Convert to fraction form
    379,347.60/569,302.02 = 179,668.32/x
  3. Step 3: Cross multiply
    379,347.60x = 569,302.02 × 179,668.32
  4. Step 4: Simplify right side
    379,347.60x = 102,285,537,506.01
  5. Step 5: Solve for x
    x = 102,285,537,506.01/379,347.60
  6. Step 6: Final answer
    x = 269,635.39

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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.