Home / 540,681.36-746,110.16-298,949.42

Finding the Fourth Proportional to 540,681.36, 746,110.16 and 298,949.42

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Solution

The fourth proportional to 540,681.36, 746,110.16 and 298,949.42 is: 412,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,681.36 : 746,110.16 = 298,949.42 : x
  2. Step 2: Convert to fraction form
    540,681.36/746,110.16 = 298,949.42/x
  3. Step 3: Cross multiply
    540,681.36x = 746,110.16 × 298,949.42
  4. Step 4: Simplify right side
    540,681.36x = 223,049,199,588.11
  5. Step 5: Solve for x
    x = 223,049,199,588.11/540,681.36
  6. Step 6: Final answer
    x = 412,533.55

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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.