Home / 651,726.64-899,333.16-365,191.36

Finding the Fourth Proportional to 651,726.64, 899,333.16 and 365,191.36

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Solution

The fourth proportional to 651,726.64, 899,333.16 and 365,191.36 is: 503,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,726.64 : 899,333.16 = 365,191.36 : x
  2. Step 2: Convert to fraction form
    651,726.64/899,333.16 = 365,191.36/x
  3. Step 3: Cross multiply
    651,726.64x = 899,333.16 × 365,191.36
  4. Step 4: Simplify right side
    651,726.64x = 328,428,699,793.50
  5. Step 5: Solve for x
    x = 328,428,699,793.50/651,726.64
  6. Step 6: Final answer
    x = 503,936.28

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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.