Home / 941,623.20-1,299,312.72-601,850.40

Finding the Fourth Proportional to 941,623.20, 1,299,312.72 and 601,850.40

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Solution

The fourth proportional to 941,623.20, 1,299,312.72 and 601,850.40 is: 830,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,623.20 : 1,299,312.72 = 601,850.40 : x
  2. Step 2: Convert to fraction form
    941,623.20/1,299,312.72 = 601,850.40/x
  3. Step 3: Cross multiply
    941,623.20x = 1,299,312.72 × 601,850.40
  4. Step 4: Simplify right side
    941,623.20x = 781,991,880,257.09
  5. Step 5: Solve for x
    x = 781,991,880,257.09/941,623.20
  6. Step 6: Final answer
    x = 830,472.19

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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.