Home / 690,832.02-1,036,285.02-217,554.24

Finding the Fourth Proportional to 690,832.02, 1,036,285.02 and 217,554.24

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Solution

The fourth proportional to 690,832.02, 1,036,285.02 and 217,554.24 is: 326,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,832.02 : 1,036,285.02 = 217,554.24 : x
  2. Step 2: Convert to fraction form
    690,832.02/1,036,285.02 = 217,554.24/x
  3. Step 3: Cross multiply
    690,832.02x = 1,036,285.02 × 217,554.24
  4. Step 4: Simplify right side
    690,832.02x = 225,448,199,949.49
  5. Step 5: Solve for x
    x = 225,448,199,949.49/690,832.02
  6. Step 6: Final answer
    x = 326,343.01

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Double scale
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Similar ratio
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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.