Home / 543,289.84-749,746.52-301,577.20

Finding the Fourth Proportional to 543,289.84, 749,746.52 and 301,577.20

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Solution

The fourth proportional to 543,289.84, 749,746.52 and 301,577.20 is: 416,180.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,289.84 : 749,746.52 = 301,577.20 : x
  2. Step 2: Convert to fraction form
    543,289.84/749,746.52 = 301,577.20/x
  3. Step 3: Cross multiply
    543,289.84x = 749,746.52 × 301,577.20
  4. Step 4: Simplify right side
    543,289.84x = 226,106,456,211.34
  5. Step 5: Solve for x
    x = 226,106,456,211.34/543,289.84
  6. Step 6: Final answer
    x = 416,180.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.