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Finding the Fourth Proportional to 1,036,896, 1,430,916.54 and 559,968

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Solution

The fourth proportional to 1,036,896, 1,430,916.54 and 559,968 is: 772,755.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,896 : 1,430,916.54 = 559,968 : x
  2. Step 2: Convert to fraction form
    1,036,896/1,430,916.54 = 559,968/x
  3. Step 3: Cross multiply
    1,036,896x = 1,430,916.54 × 559,968
  4. Step 4: Simplify right side
    1,036,896x = 801,267,473,070.72
  5. Step 5: Solve for x
    x = 801,267,473,070.72/1,036,896
  6. Step 6: Final answer
    x = 772,755.87

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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.