Home / 417,957.07-576,957.31-282,174.93

Finding the Fourth Proportional to 417,957.07, 576,957.31 and 282,174.93

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Solution

The fourth proportional to 417,957.07, 576,957.31 and 282,174.93 is: 389,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,957.07 : 576,957.31 = 282,174.93 : x
  2. Step 2: Convert to fraction form
    417,957.07/576,957.31 = 282,174.93/x
  3. Step 3: Cross multiply
    417,957.07x = 576,957.31 × 282,174.93
  4. Step 4: Simplify right side
    417,957.07x = 162,802,889,680.65
  5. Step 5: Solve for x
    x = 162,802,889,680.65/417,957.07
  6. Step 6: Final answer
    x = 389,520.60

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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.