Home / 969,557.80-1,453,416.54-338,302.12

Finding the Fourth Proportional to 969,557.80, 1,453,416.54 and 338,302.12

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Solution

The fourth proportional to 969,557.80, 1,453,416.54 and 338,302.12 is: 507,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,557.80 : 1,453,416.54 = 338,302.12 : x
  2. Step 2: Convert to fraction form
    969,557.80/1,453,416.54 = 338,302.12/x
  3. Step 3: Cross multiply
    969,557.80x = 1,453,416.54 × 338,302.12
  4. Step 4: Simplify right side
    969,557.80x = 491,693,896,725.07
  5. Step 5: Solve for x
    x = 491,693,896,725.07/969,557.80
  6. Step 6: Final answer
    x = 507,132.11

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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.