Home / 464,695.48-697,116.16-198,457.36

Finding the Fourth Proportional to 464,695.48, 697,116.16 and 198,457.36

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Solution

The fourth proportional to 464,695.48, 697,116.16 and 198,457.36 is: 297,717.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,695.48 : 697,116.16 = 198,457.36 : x
  2. Step 2: Convert to fraction form
    464,695.48/697,116.16 = 198,457.36/x
  3. Step 3: Cross multiply
    464,695.48x = 697,116.16 × 198,457.36
  4. Step 4: Simplify right side
    464,695.48x = 138,347,832,726.94
  5. Step 5: Solve for x
    x = 138,347,832,726.94/464,695.48
  6. Step 6: Final answer
    x = 297,717.19

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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.