Home / 958,384.92-1,322,996.28-619,018.68

Finding the Fourth Proportional to 958,384.92, 1,322,996.28 and 619,018.68

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Solution

The fourth proportional to 958,384.92, 1,322,996.28 and 619,018.68 is: 854,520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,384.92 : 1,322,996.28 = 619,018.68 : x
  2. Step 2: Convert to fraction form
    958,384.92/1,322,996.28 = 619,018.68/x
  3. Step 3: Cross multiply
    958,384.92x = 1,322,996.28 × 619,018.68
  4. Step 4: Simplify right side
    958,384.92x = 818,959,410,890.51
  5. Step 5: Solve for x
    x = 818,959,410,890.51/958,384.92
  6. Step 6: Final answer
    x = 854,520.34

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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.