Home / 960,636.48-1,325,729.61-552,800.40

Finding the Fourth Proportional to 960,636.48, 1,325,729.61 and 552,800.40

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Solution

The fourth proportional to 960,636.48, 1,325,729.61 and 552,800.40 is: 762,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,636.48 : 1,325,729.61 = 552,800.40 : x
  2. Step 2: Convert to fraction form
    960,636.48/1,325,729.61 = 552,800.40/x
  3. Step 3: Cross multiply
    960,636.48x = 1,325,729.61 × 552,800.40
  4. Step 4: Simplify right side
    960,636.48x = 732,863,858,699.84
  5. Step 5: Solve for x
    x = 732,863,858,699.84/960,636.48
  6. Step 6: Final answer
    x = 762,894.05

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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.