Home / 589,322.10-883,983.15-340,490.10

Finding the Fourth Proportional to 589,322.10, 883,983.15 and 340,490.10

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Solution

The fourth proportional to 589,322.10, 883,983.15 and 340,490.10 is: 510,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,322.10 : 883,983.15 = 340,490.10 : x
  2. Step 2: Convert to fraction form
    589,322.10/883,983.15 = 340,490.10/x
  3. Step 3: Cross multiply
    589,322.10x = 883,983.15 × 340,490.10
  4. Step 4: Simplify right side
    589,322.10x = 300,987,511,141.82
  5. Step 5: Solve for x
    x = 300,987,511,141.82/589,322.10
  6. Step 6: Final answer
    x = 510,735.15

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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.