Home / 965,610.76-1,448,410.38-525,178.12

Finding the Fourth Proportional to 965,610.76, 1,448,410.38 and 525,178.12

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Solution

The fourth proportional to 965,610.76, 1,448,410.38 and 525,178.12 is: 787,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,610.76 : 1,448,410.38 = 525,178.12 : x
  2. Step 2: Convert to fraction form
    965,610.76/1,448,410.38 = 525,178.12/x
  3. Step 3: Cross multiply
    965,610.76x = 1,448,410.38 × 525,178.12
  4. Step 4: Simplify right side
    965,610.76x = 760,673,440,356.89
  5. Step 5: Solve for x
    x = 760,673,440,356.89/965,610.76
  6. Step 6: Final answer
    x = 787,764.05

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1.5x scale

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.