Home / 960,675.60-1,325,742.16-525,105.38

Finding the Fourth Proportional to 960,675.60, 1,325,742.16 and 525,105.38

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Solution

The fourth proportional to 960,675.60, 1,325,742.16 and 525,105.38 is: 724,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,675.60 : 1,325,742.16 = 525,105.38 : x
  2. Step 2: Convert to fraction form
    960,675.60/1,325,742.16 = 525,105.38/x
  3. Step 3: Cross multiply
    960,675.60x = 1,325,742.16 × 525,105.38
  4. Step 4: Simplify right side
    960,675.60x = 696,154,340,708.82
  5. Step 5: Solve for x
    x = 696,154,340,708.82/960,675.60
  6. Step 6: Final answer
    x = 724,650.80

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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.