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Finding the Fourth Proportional to 1,411,317.07, 1,947,477.03 and 799,347.69

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Solution

The fourth proportional to 1,411,317.07, 1,947,477.03 and 799,347.69 is: 1,103,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,317.07 : 1,947,477.03 = 799,347.69 : x
  2. Step 2: Convert to fraction form
    1,411,317.07/1,947,477.03 = 799,347.69/x
  3. Step 3: Cross multiply
    1,411,317.07x = 1,947,477.03 × 799,347.69
  4. Step 4: Simplify right side
    1,411,317.07x = 1,556,711,262,261.01
  5. Step 5: Solve for x
    x = 1,556,711,262,261.01/1,411,317.07
  6. Step 6: Final answer
    x = 1,103,020.22

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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.