Home / 906,119.64-1,356,222.06-666,170.10

Finding the Fourth Proportional to 906,119.64, 1,356,222.06 and 666,170.10

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Solution

The fourth proportional to 906,119.64, 1,356,222.06 and 666,170.10 is: 997,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,119.64 : 1,356,222.06 = 666,170.10 : x
  2. Step 2: Convert to fraction form
    906,119.64/1,356,222.06 = 666,170.10/x
  3. Step 3: Cross multiply
    906,119.64x = 1,356,222.06 × 666,170.10
  4. Step 4: Simplify right side
    906,119.64x = 903,474,585,332.41
  5. Step 5: Solve for x
    x = 903,474,585,332.41/906,119.64
  6. Step 6: Final answer
    x = 997,080.90

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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.