Home / 834,525.90-1,151,561.07-512,249.58

Finding the Fourth Proportional to 834,525.90, 1,151,561.07 and 512,249.58

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Solution

The fourth proportional to 834,525.90, 1,151,561.07 and 512,249.58 is: 706,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,525.90 : 1,151,561.07 = 512,249.58 : x
  2. Step 2: Convert to fraction form
    834,525.90/1,151,561.07 = 512,249.58/x
  3. Step 3: Cross multiply
    834,525.90x = 1,151,561.07 × 512,249.58
  4. Step 4: Simplify right side
    834,525.90x = 589,886,674,451.85
  5. Step 5: Solve for x
    x = 589,886,674,451.85/834,525.90
  6. Step 6: Final answer
    x = 706,852.45

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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.