Home / 407,885.10-562,871.34-226,597.50

Finding the Fourth Proportional to 407,885.10, 562,871.34 and 226,597.50

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Solution

The fourth proportional to 407,885.10, 562,871.34 and 226,597.50 is: 312,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,885.10 : 562,871.34 = 226,597.50 : x
  2. Step 2: Convert to fraction form
    407,885.10/562,871.34 = 226,597.50/x
  3. Step 3: Cross multiply
    407,885.10x = 562,871.34 × 226,597.50
  4. Step 4: Simplify right side
    407,885.10x = 127,545,238,465.65
  5. Step 5: Solve for x
    x = 127,545,238,465.65/407,885.10
  6. Step 6: Final answer
    x = 312,698.94

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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.