Home / 716,964.93-1,075,076.80-211,461.41

Finding the Fourth Proportional to 716,964.93, 1,075,076.80 and 211,461.41

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Solution

The fourth proportional to 716,964.93, 1,075,076.80 and 211,461.41 is: 317,082.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,964.93 : 1,075,076.80 = 211,461.41 : x
  2. Step 2: Convert to fraction form
    716,964.93/1,075,076.80 = 211,461.41/x
  3. Step 3: Cross multiply
    716,964.93x = 1,075,076.80 × 211,461.41
  4. Step 4: Simplify right side
    716,964.93x = 227,337,256,311.14
  5. Step 5: Solve for x
    x = 227,337,256,311.14/716,964.93
  6. Step 6: Final answer
    x = 317,082.81

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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.