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Finding the Fourth Proportional to 560,503.44, 841,087.32 and 525,039.21

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Solution

The fourth proportional to 560,503.44, 841,087.32 and 525,039.21 is: 787,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,503.44 : 841,087.32 = 525,039.21 : x
  2. Step 2: Convert to fraction form
    560,503.44/841,087.32 = 525,039.21/x
  3. Step 3: Cross multiply
    560,503.44x = 841,087.32 × 525,039.21
  4. Step 4: Simplify right side
    560,503.44x = 441,603,822,033.82
  5. Step 5: Solve for x
    x = 441,603,822,033.82/560,503.44
  6. Step 6: Final answer
    x = 787,869.96

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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.