Home / 705,873.80-1,058,810.70-626,558.60

Finding the Fourth Proportional to 705,873.80, 1,058,810.70 and 626,558.60

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Solution

The fourth proportional to 705,873.80, 1,058,810.70 and 626,558.60 is: 939,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,873.80 : 1,058,810.70 = 626,558.60 : x
  2. Step 2: Convert to fraction form
    705,873.80/1,058,810.70 = 626,558.60/x
  3. Step 3: Cross multiply
    705,873.80x = 1,058,810.70 × 626,558.60
  4. Step 4: Simplify right side
    705,873.80x = 663,406,949,857.02
  5. Step 5: Solve for x
    x = 663,406,949,857.02/705,873.80
  6. Step 6: Final answer
    x = 939,837.90

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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.