Home / 883,879.46-1,219,714.27-516,390.67

Finding the Fourth Proportional to 883,879.46, 1,219,714.27 and 516,390.67

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Solution

The fourth proportional to 883,879.46, 1,219,714.27 and 516,390.67 is: 712,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,879.46 : 1,219,714.27 = 516,390.67 : x
  2. Step 2: Convert to fraction form
    883,879.46/1,219,714.27 = 516,390.67/x
  3. Step 3: Cross multiply
    883,879.46x = 1,219,714.27 × 516,390.67
  4. Step 4: Simplify right side
    883,879.46x = 629,849,069,327.53
  5. Step 5: Solve for x
    x = 629,849,069,327.53/883,879.46
  6. Step 6: Final answer
    x = 712,596.12

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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.