Home / 942,002.20-1,320,574.55-942,002.20

Finding the Fourth Proportional to 942,002.20, 1,320,574.55 and 942,002.20

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Solution

The fourth proportional to 942,002.20, 1,320,574.55 and 942,002.20 is: 1,320,574.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,002.20 : 1,320,574.55 = 942,002.20 : x
  2. Step 2: Convert to fraction form
    942,002.20/1,320,574.55 = 942,002.20/x
  3. Step 3: Cross multiply
    942,002.20x = 1,320,574.55 × 942,002.20
  4. Step 4: Simplify right side
    942,002.20x = 1,243,984,131,364.01
  5. Step 5: Solve for x
    x = 1,243,984,131,364.01/942,002.20
  6. Step 6: Final answer
    x = 1,320,574.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.