Home / 316,477.32-474,387.93-197,876.31

Finding the Fourth Proportional to 316,477.32, 474,387.93 and 197,876.31

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Solution

The fourth proportional to 316,477.32, 474,387.93 and 197,876.31 is: 296,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,477.32 : 474,387.93 = 197,876.31 : x
  2. Step 2: Convert to fraction form
    316,477.32/474,387.93 = 197,876.31/x
  3. Step 3: Cross multiply
    316,477.32x = 474,387.93 × 197,876.31
  4. Step 4: Simplify right side
    316,477.32x = 93,870,133,096.94
  5. Step 5: Solve for x
    x = 93,870,133,096.94/316,477.32
  6. Step 6: Final answer
    x = 296,609.35

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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.