Home / 456,300.49-683,968.07-171,867.98

Finding the Fourth Proportional to 456,300.49, 683,968.07 and 171,867.98

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Solution

The fourth proportional to 456,300.49, 683,968.07 and 171,867.98 is: 257,620.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,300.49 : 683,968.07 = 171,867.98 : x
  2. Step 2: Convert to fraction form
    456,300.49/683,968.07 = 171,867.98/x
  3. Step 3: Cross multiply
    456,300.49x = 683,968.07 × 171,867.98
  4. Step 4: Simplify right side
    456,300.49x = 117,552,210,575.40
  5. Step 5: Solve for x
    x = 117,552,210,575.40/456,300.49
  6. Step 6: Final answer
    x = 257,620.17

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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.