Home / 960,555.64-1,325,530.98-552,720.55

Finding the Fourth Proportional to 960,555.64, 1,325,530.98 and 552,720.55

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Solution

The fourth proportional to 960,555.64, 1,325,530.98 and 552,720.55 is: 762,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,555.64 : 1,325,530.98 = 552,720.55 : x
  2. Step 2: Convert to fraction form
    960,555.64/1,325,530.98 = 552,720.55/x
  3. Step 3: Cross multiply
    960,555.64x = 1,325,530.98 × 552,720.55
  4. Step 4: Simplify right side
    960,555.64x = 732,648,212,307.64
  5. Step 5: Solve for x
    x = 732,648,212,307.64/960,555.64
  6. Step 6: Final answer
    x = 762,733.76

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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.