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Finding the Fourth Proportional to 555,126.41, 833,021.82 and 509,953.93

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Solution

The fourth proportional to 555,126.41, 833,021.82 and 509,953.93 is: 765,236.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,126.41 : 833,021.82 = 509,953.93 : x
  2. Step 2: Convert to fraction form
    555,126.41/833,021.82 = 509,953.93/x
  3. Step 3: Cross multiply
    555,126.41x = 833,021.82 × 509,953.93
  4. Step 4: Simplify right side
    555,126.41x = 424,802,748,802.20
  5. Step 5: Solve for x
    x = 424,802,748,802.20/555,126.41
  6. Step 6: Final answer
    x = 765,236.06

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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.