Home / 716,619.70-1,074,929.55-401,035.60

Finding the Fourth Proportional to 716,619.70, 1,074,929.55 and 401,035.60

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Solution

The fourth proportional to 716,619.70, 1,074,929.55 and 401,035.60 is: 601,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,619.70 : 1,074,929.55 = 401,035.60 : x
  2. Step 2: Convert to fraction form
    716,619.70/1,074,929.55 = 401,035.60/x
  3. Step 3: Cross multiply
    716,619.70x = 1,074,929.55 × 401,035.60
  4. Step 4: Simplify right side
    716,619.70x = 431,085,017,041.98
  5. Step 5: Solve for x
    x = 431,085,017,041.98/716,619.70
  6. Step 6: Final answer
    x = 601,553.40

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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.