Home / 347,005.04-519,068.24-325,747.40

Finding the Fourth Proportional to 347,005.04, 519,068.24 and 325,747.40

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Solution

The fourth proportional to 347,005.04, 519,068.24 and 325,747.40 is: 487,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,005.04 : 519,068.24 = 325,747.40 : x
  2. Step 2: Convert to fraction form
    347,005.04/519,068.24 = 325,747.40/x
  3. Step 3: Cross multiply
    347,005.04x = 519,068.24 × 325,747.40
  4. Step 4: Simplify right side
    347,005.04x = 169,085,129,602.58
  5. Step 5: Solve for x
    x = 169,085,129,602.58/347,005.04
  6. Step 6: Final answer
    x = 487,269.95

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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.