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Finding the Fourth Proportional to 544,045.54, 750,735.06 and 302,312.80

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Solution

The fourth proportional to 544,045.54, 750,735.06 and 302,312.80 is: 417,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,045.54 : 750,735.06 = 302,312.80 : x
  2. Step 2: Convert to fraction form
    544,045.54/750,735.06 = 302,312.80/x
  3. Step 3: Cross multiply
    544,045.54x = 750,735.06 × 302,312.80
  4. Step 4: Simplify right side
    544,045.54x = 226,956,818,046.77
  5. Step 5: Solve for x
    x = 226,956,818,046.77/544,045.54
  6. Step 6: Final answer
    x = 417,165.11

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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.