Home / 407,890.67-562,826.63-226,585.94

Finding the Fourth Proportional to 407,890.67, 562,826.63 and 226,585.94

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Solution

The fourth proportional to 407,890.67, 562,826.63 and 226,585.94 is: 312,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,890.67 : 562,826.63 = 226,585.94 : x
  2. Step 2: Convert to fraction form
    407,890.67/562,826.63 = 226,585.94/x
  3. Step 3: Cross multiply
    407,890.67x = 562,826.63 × 226,585.94
  4. Step 4: Simplify right side
    407,890.67x = 127,528,598,767.91
  5. Step 5: Solve for x
    x = 127,528,598,767.91/407,890.67
  6. Step 6: Final answer
    x = 312,653.88

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1.5x scale

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.