Home / 651,912.51-899,567.19-361,516.77

Finding the Fourth Proportional to 651,912.51, 899,567.19 and 361,516.77

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Solution

The fourth proportional to 651,912.51, 899,567.19 and 361,516.77 is: 498,853.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,912.51 : 899,567.19 = 361,516.77 : x
  2. Step 2: Convert to fraction form
    651,912.51/899,567.19 = 361,516.77/x
  3. Step 3: Cross multiply
    651,912.51x = 899,567.19 × 361,516.77
  4. Step 4: Simplify right side
    651,912.51x = 325,208,624,926.78
  5. Step 5: Solve for x
    x = 325,208,624,926.78/651,912.51
  6. Step 6: Final answer
    x = 498,853.17

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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.