Home / 941,541.20-1,411,121.40-380,261.20

Finding the Fourth Proportional to 941,541.20, 1,411,121.40 and 380,261.20

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Solution

The fourth proportional to 941,541.20, 1,411,121.40 and 380,261.20 is: 569,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,541.20 : 1,411,121.40 = 380,261.20 : x
  2. Step 2: Convert to fraction form
    941,541.20/1,411,121.40 = 380,261.20/x
  3. Step 3: Cross multiply
    941,541.20x = 1,411,121.40 × 380,261.20
  4. Step 4: Simplify right side
    941,541.20x = 536,594,716,909.68
  5. Step 5: Solve for x
    x = 536,594,716,909.68/941,541.20
  6. Step 6: Final answer
    x = 569,911.03

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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.