Home / 859,032.12-1,186,057.44-536,887.02

Finding the Fourth Proportional to 859,032.12, 1,186,057.44 and 536,887.02

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Solution

The fourth proportional to 859,032.12, 1,186,057.44 and 536,887.02 is: 741,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,032.12 : 1,186,057.44 = 536,887.02 : x
  2. Step 2: Convert to fraction form
    859,032.12/1,186,057.44 = 536,887.02/x
  3. Step 3: Cross multiply
    859,032.12x = 1,186,057.44 × 536,887.02
  4. Step 4: Simplify right side
    859,032.12x = 636,778,844,510.43
  5. Step 5: Solve for x
    x = 636,778,844,510.43/859,032.12
  6. Step 6: Final answer
    x = 741,274.78

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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.