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Finding the Fourth Proportional to 524,315.03, 723,547.80 and 294,872.22

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Solution

The fourth proportional to 524,315.03, 723,547.80 and 294,872.22 is: 406,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,315.03 : 723,547.80 = 294,872.22 : x
  2. Step 2: Convert to fraction form
    524,315.03/723,547.80 = 294,872.22/x
  3. Step 3: Cross multiply
    524,315.03x = 723,547.80 × 294,872.22
  4. Step 4: Simplify right side
    524,315.03x = 213,354,146,062.12
  5. Step 5: Solve for x
    x = 213,354,146,062.12/524,315.03
  6. Step 6: Final answer
    x = 406,919.76

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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.