Home / 941,148.40-1,411,204.20-309,737.20

Finding the Fourth Proportional to 941,148.40, 1,411,204.20 and 309,737.20

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Solution

The fourth proportional to 941,148.40, 1,411,204.20 and 309,737.20 is: 464,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,148.40 : 1,411,204.20 = 309,737.20 : x
  2. Step 2: Convert to fraction form
    941,148.40/1,411,204.20 = 309,737.20/x
  3. Step 3: Cross multiply
    941,148.40x = 1,411,204.20 × 309,737.20
  4. Step 4: Simplify right side
    941,148.40x = 437,102,437,536.24
  5. Step 5: Solve for x
    x = 437,102,437,536.24/941,148.40
  6. Step 6: Final answer
    x = 464,435.19

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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.