Home / 774,282.44-1,068,480.11-430,140.04

Finding the Fourth Proportional to 774,282.44, 1,068,480.11 and 430,140.04

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Solution

The fourth proportional to 774,282.44, 1,068,480.11 and 430,140.04 is: 593,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,282.44 : 1,068,480.11 = 430,140.04 : x
  2. Step 2: Convert to fraction form
    774,282.44/1,068,480.11 = 430,140.04/x
  3. Step 3: Cross multiply
    774,282.44x = 1,068,480.11 × 430,140.04
  4. Step 4: Simplify right side
    774,282.44x = 459,596,075,658.75
  5. Step 5: Solve for x
    x = 459,596,075,658.75/774,282.44
  6. Step 6: Final answer
    x = 593,576.78

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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.