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Finding the Fourth Proportional to 246,547.40, 369,819.90 and 96,681.80

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Solution

The fourth proportional to 246,547.40, 369,819.90 and 96,681.80 is: 145,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,547.40 : 369,819.90 = 96,681.80 : x
  2. Step 2: Convert to fraction form
    246,547.40/369,819.90 = 96,681.80/x
  3. Step 3: Cross multiply
    246,547.40x = 369,819.90 × 96,681.80
  4. Step 4: Simplify right side
    246,547.40x = 35,754,853,607.82
  5. Step 5: Solve for x
    x = 35,754,853,607.82/246,547.40
  6. Step 6: Final answer
    x = 145,022.23

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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.