Home / 958,384.40-1,322,995.56-619,018.16

Finding the Fourth Proportional to 958,384.40, 1,322,995.56 and 619,018.16

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Solution

The fourth proportional to 958,384.40, 1,322,995.56 and 619,018.16 is: 854,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,384.40 : 1,322,995.56 = 619,018.16 : x
  2. Step 2: Convert to fraction form
    958,384.40/1,322,995.56 = 619,018.16/x
  3. Step 3: Cross multiply
    958,384.40x = 1,322,995.56 × 619,018.16
  4. Step 4: Simplify right side
    958,384.40x = 818,958,277,239.37
  5. Step 5: Solve for x
    x = 818,958,277,239.37/958,384.40
  6. Step 6: Final answer
    x = 854,519.62

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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.