Home / 812,554.62-1,121,024.25-526,232.58

Finding the Fourth Proportional to 812,554.62, 1,121,024.25 and 526,232.58

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Solution

The fourth proportional to 812,554.62, 1,121,024.25 and 526,232.58 is: 726,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,554.62 : 1,121,024.25 = 526,232.58 : x
  2. Step 2: Convert to fraction form
    812,554.62/1,121,024.25 = 526,232.58/x
  3. Step 3: Cross multiply
    812,554.62x = 1,121,024.25 × 526,232.58
  4. Step 4: Simplify right side
    812,554.62x = 589,919,483,320.07
  5. Step 5: Solve for x
    x = 589,919,483,320.07/812,554.62
  6. Step 6: Final answer
    x = 726,005.94

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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.