Home / 893,239.38-1,232,776.26-511,389.18

Finding the Fourth Proportional to 893,239.38, 1,232,776.26 and 511,389.18

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Solution

The fourth proportional to 893,239.38, 1,232,776.26 and 511,389.18 is: 705,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,239.38 : 1,232,776.26 = 511,389.18 : x
  2. Step 2: Convert to fraction form
    893,239.38/1,232,776.26 = 511,389.18/x
  3. Step 3: Cross multiply
    893,239.38x = 1,232,776.26 × 511,389.18
  4. Step 4: Simplify right side
    893,239.38x = 630,428,440,724.87
  5. Step 5: Solve for x
    x = 630,428,440,724.87/893,239.38
  6. Step 6: Final answer
    x = 705,777.71

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Double scale
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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.