Home / 418,094.03-576,960.07-243,653.11

Finding the Fourth Proportional to 418,094.03, 576,960.07 and 243,653.11

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Solution

The fourth proportional to 418,094.03, 576,960.07 and 243,653.11 is: 336,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,094.03 : 576,960.07 = 243,653.11 : x
  2. Step 2: Convert to fraction form
    418,094.03/576,960.07 = 243,653.11/x
  3. Step 3: Cross multiply
    418,094.03x = 576,960.07 × 243,653.11
  4. Step 4: Simplify right side
    418,094.03x = 140,578,113,349.79
  5. Step 5: Solve for x
    x = 140,578,113,349.79/418,094.03
  6. Step 6: Final answer
    x = 336,235.64

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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.