Home / 372,148.46-513,680.04-276,784.34

Finding the Fourth Proportional to 372,148.46, 513,680.04 and 276,784.34

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Solution

The fourth proportional to 372,148.46, 513,680.04 and 276,784.34 is: 382,048.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,148.46 : 513,680.04 = 276,784.34 : x
  2. Step 2: Convert to fraction form
    372,148.46/513,680.04 = 276,784.34/x
  3. Step 3: Cross multiply
    372,148.46x = 513,680.04 × 276,784.34
  4. Step 4: Simplify right side
    372,148.46x = 142,178,590,842.57
  5. Step 5: Solve for x
    x = 142,178,590,842.57/372,148.46
  6. Step 6: Final answer
    x = 382,048.04

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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.