Home / 941,639.84-1,412,017.44-342,178.24

Finding the Fourth Proportional to 941,639.84, 1,412,017.44 and 342,178.24

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Solution

The fourth proportional to 941,639.84, 1,412,017.44 and 342,178.24 is: 513,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,639.84 : 1,412,017.44 = 342,178.24 : x
  2. Step 2: Convert to fraction form
    941,639.84/1,412,017.44 = 342,178.24/x
  3. Step 3: Cross multiply
    941,639.84x = 1,412,017.44 × 342,178.24
  4. Step 4: Simplify right side
    941,639.84x = 483,161,642,468.51
  5. Step 5: Solve for x
    x = 483,161,642,468.51/941,639.84
  6. Step 6: Final answer
    x = 513,106.63

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Double scale
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1.5x scale

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.