Home / 943,622.20-1,302,112.94-561,587.32

Finding the Fourth Proportional to 943,622.20, 1,302,112.94 and 561,587.32

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Solution

The fourth proportional to 943,622.20, 1,302,112.94 and 561,587.32 is: 774,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,622.20 : 1,302,112.94 = 561,587.32 : x
  2. Step 2: Convert to fraction form
    943,622.20/1,302,112.94 = 561,587.32/x
  3. Step 3: Cross multiply
    943,622.20x = 1,302,112.94 × 561,587.32
  4. Step 4: Simplify right side
    943,622.20x = 731,250,116,311.92
  5. Step 5: Solve for x
    x = 731,250,116,311.92/943,622.20
  6. Step 6: Final answer
    x = 774,939.50

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1.5x scale

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.