Home / 779,204.08-1,075,318.41-430,343.56

Finding the Fourth Proportional to 779,204.08, 1,075,318.41 and 430,343.56

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Solution

The fourth proportional to 779,204.08, 1,075,318.41 and 430,343.56 is: 593,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,204.08 : 1,075,318.41 = 430,343.56 : x
  2. Step 2: Convert to fraction form
    779,204.08/1,075,318.41 = 430,343.56/x
  3. Step 3: Cross multiply
    779,204.08x = 1,075,318.41 × 430,343.56
  4. Step 4: Simplify right side
    779,204.08x = 462,756,352,692.94
  5. Step 5: Solve for x
    x = 462,756,352,692.94/779,204.08
  6. Step 6: Final answer
    x = 593,883.38

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Double scale
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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.