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Finding the Fourth Proportional to 1,411,702.06, 1,948,223.44 and 799,973.40

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Solution

The fourth proportional to 1,411,702.06, 1,948,223.44 and 799,973.40 is: 1,104,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,702.06 : 1,948,223.44 = 799,973.40 : x
  2. Step 2: Convert to fraction form
    1,411,702.06/1,948,223.44 = 799,973.40/x
  3. Step 3: Cross multiply
    1,411,702.06x = 1,948,223.44 × 799,973.40
  4. Step 4: Simplify right side
    1,411,702.06x = 1,558,526,929,256.50
  5. Step 5: Solve for x
    x = 1,558,526,929,256.50/1,411,702.06
  6. Step 6: Final answer
    x = 1,104,005.56

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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.