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Finding the Fourth Proportional to 561,696.60, 841,508.10 and 524,371.80

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Solution

The fourth proportional to 561,696.60, 841,508.10 and 524,371.80 is: 785,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,696.60 : 841,508.10 = 524,371.80 : x
  2. Step 2: Convert to fraction form
    561,696.60/841,508.10 = 524,371.80/x
  3. Step 3: Cross multiply
    561,696.60x = 841,508.10 × 524,371.80
  4. Step 4: Simplify right side
    561,696.60x = 441,263,117,111.58
  5. Step 5: Solve for x
    x = 441,263,117,111.58/561,696.60
  6. Step 6: Final answer
    x = 785,589.80

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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.