Home / 954,124.20-1,431,842.40-393,158.70

Finding the Fourth Proportional to 954,124.20, 1,431,842.40 and 393,158.70

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Solution

The fourth proportional to 954,124.20, 1,431,842.40 and 393,158.70 is: 590,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,124.20 : 1,431,842.40 = 393,158.70 : x
  2. Step 2: Convert to fraction form
    954,124.20/1,431,842.40 = 393,158.70/x
  3. Step 3: Cross multiply
    954,124.20x = 1,431,842.40 × 393,158.70
  4. Step 4: Simplify right side
    954,124.20x = 562,941,296,588.88
  5. Step 5: Solve for x
    x = 562,941,296,588.88/954,124.20
  6. Step 6: Final answer
    x = 590,008.40

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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.