Home / 472,828.77-652,501.53-257,968.17

Finding the Fourth Proportional to 472,828.77, 652,501.53 and 257,968.17

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Solution

The fourth proportional to 472,828.77, 652,501.53 and 257,968.17 is: 355,994.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,828.77 : 652,501.53 = 257,968.17 : x
  2. Step 2: Convert to fraction form
    472,828.77/652,501.53 = 257,968.17/x
  3. Step 3: Cross multiply
    472,828.77x = 652,501.53 × 257,968.17
  4. Step 4: Simplify right side
    472,828.77x = 168,324,625,616.30
  5. Step 5: Solve for x
    x = 168,324,625,616.30/472,828.77
  6. Step 6: Final answer
    x = 355,994.89

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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.