Home / 740,935.18-1,022,484.90-401,401

Finding the Fourth Proportional to 740,935.18, 1,022,484.90 and 401,401

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Solution

The fourth proportional to 740,935.18, 1,022,484.90 and 401,401 is: 553,930.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,935.18 : 1,022,484.90 = 401,401 : x
  2. Step 2: Convert to fraction form
    740,935.18/1,022,484.90 = 401,401/x
  3. Step 3: Cross multiply
    740,935.18x = 1,022,484.90 × 401,401
  4. Step 4: Simplify right side
    740,935.18x = 410,426,461,344.90
  5. Step 5: Solve for x
    x = 410,426,461,344.90/740,935.18
  6. Step 6: Final answer
    x = 553,930.32

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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.