Home / 692,324.96-955,326.72-401,869.28

Finding the Fourth Proportional to 692,324.96, 955,326.72 and 401,869.28

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Solution

The fourth proportional to 692,324.96, 955,326.72 and 401,869.28 is: 554,532.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,324.96 : 955,326.72 = 401,869.28 : x
  2. Step 2: Convert to fraction form
    692,324.96/955,326.72 = 401,869.28/x
  3. Step 3: Cross multiply
    692,324.96x = 955,326.72 × 401,869.28
  4. Step 4: Simplify right side
    692,324.96x = 383,916,461,131.16
  5. Step 5: Solve for x
    x = 383,916,461,131.16/692,324.96
  6. Step 6: Final answer
    x = 554,532.17

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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.