Home / 775,751.68-1,070,530.32-436,222.36

Finding the Fourth Proportional to 775,751.68, 1,070,530.32 and 436,222.36

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Solution

The fourth proportional to 775,751.68, 1,070,530.32 and 436,222.36 is: 601,982.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,751.68 : 1,070,530.32 = 436,222.36 : x
  2. Step 2: Convert to fraction form
    775,751.68/1,070,530.32 = 436,222.36/x
  3. Step 3: Cross multiply
    775,751.68x = 1,070,530.32 × 436,222.36
  4. Step 4: Simplify right side
    775,751.68x = 466,989,262,641.96
  5. Step 5: Solve for x
    x = 466,989,262,641.96/775,751.68
  6. Step 6: Final answer
    x = 601,982.92

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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.