Home / 608,134.31-839,161.01-336,158.30

Finding the Fourth Proportional to 608,134.31, 839,161.01 and 336,158.30

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Solution

The fourth proportional to 608,134.31, 839,161.01 and 336,158.30 is: 463,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,134.31 : 839,161.01 = 336,158.30 : x
  2. Step 2: Convert to fraction form
    608,134.31/839,161.01 = 336,158.30/x
  3. Step 3: Cross multiply
    608,134.31x = 839,161.01 × 336,158.30
  4. Step 4: Simplify right side
    608,134.31x = 282,090,941,486.18
  5. Step 5: Solve for x
    x = 282,090,941,486.18/608,134.31
  6. Step 6: Final answer
    x = 463,862.90

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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.