Home / 911,803.81-1,258,463.11-601,160.95

Finding the Fourth Proportional to 911,803.81, 1,258,463.11 and 601,160.95

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Solution

The fourth proportional to 911,803.81, 1,258,463.11 and 601,160.95 is: 829,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,803.81 : 1,258,463.11 = 601,160.95 : x
  2. Step 2: Convert to fraction form
    911,803.81/1,258,463.11 = 601,160.95/x
  3. Step 3: Cross multiply
    911,803.81x = 1,258,463.11 × 601,160.95
  4. Step 4: Simplify right side
    911,803.81x = 756,538,878,747.56
  5. Step 5: Solve for x
    x = 756,538,878,747.56/911,803.81
  6. Step 6: Final answer
    x = 829,716.73

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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.