Home / 578,186.10-867,126.06-262,572.84

Finding the Fourth Proportional to 578,186.10, 867,126.06 and 262,572.84

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Solution

The fourth proportional to 578,186.10, 867,126.06 and 262,572.84 is: 393,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,186.10 : 867,126.06 = 262,572.84 : x
  2. Step 2: Convert to fraction form
    578,186.10/867,126.06 = 262,572.84/x
  3. Step 3: Cross multiply
    578,186.10x = 867,126.06 × 262,572.84
  4. Step 4: Simplify right side
    578,186.10x = 227,683,752,212.21
  5. Step 5: Solve for x
    x = 227,683,752,212.21/578,186.10
  6. Step 6: Final answer
    x = 393,789.74

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1.5x scale

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.