Home / 691,200.72-953,224.36-473,725.44

Finding the Fourth Proportional to 691,200.72, 953,224.36 and 473,725.44

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Solution

The fourth proportional to 691,200.72, 953,224.36 and 473,725.44 is: 653,307.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,200.72 : 953,224.36 = 473,725.44 : x
  2. Step 2: Convert to fraction form
    691,200.72/953,224.36 = 473,725.44/x
  3. Step 3: Cross multiply
    691,200.72x = 953,224.36 × 473,725.44
  4. Step 4: Simplify right side
    691,200.72x = 451,566,629,359.72
  5. Step 5: Solve for x
    x = 451,566,629,359.72/691,200.72
  6. Step 6: Final answer
    x = 653,307.52

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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.