Home / 836,777.06-1,154,756.49-454,811.30

Finding the Fourth Proportional to 836,777.06, 1,154,756.49 and 454,811.30

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Solution

The fourth proportional to 836,777.06, 1,154,756.49 and 454,811.30 is: 627,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,777.06 : 1,154,756.49 = 454,811.30 : x
  2. Step 2: Convert to fraction form
    836,777.06/1,154,756.49 = 454,811.30/x
  3. Step 3: Cross multiply
    836,777.06x = 1,154,756.49 × 454,811.30
  4. Step 4: Simplify right side
    836,777.06x = 525,196,300,400.34
  5. Step 5: Solve for x
    x = 525,196,300,400.34/836,777.06
  6. Step 6: Final answer
    x = 627,641.85

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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.