Home / 994,172.40-1,371,967.05-564,461.73

Finding the Fourth Proportional to 994,172.40, 1,371,967.05 and 564,461.73

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Solution

The fourth proportional to 994,172.40, 1,371,967.05 and 564,461.73 is: 778,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,172.40 : 1,371,967.05 = 564,461.73 : x
  2. Step 2: Convert to fraction form
    994,172.40/1,371,967.05 = 564,461.73/x
  3. Step 3: Cross multiply
    994,172.40x = 1,371,967.05 × 564,461.73
  4. Step 4: Simplify right side
    994,172.40x = 774,422,894,546.00
  5. Step 5: Solve for x
    x = 774,422,894,546.00/994,172.40
  6. Step 6: Final answer
    x = 778,962.38

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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.