Home / 941,143.84-1,411,712.40-408,595.36

Finding the Fourth Proportional to 941,143.84, 1,411,712.40 and 408,595.36

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Solution

The fourth proportional to 941,143.84, 1,411,712.40 and 408,595.36 is: 612,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,143.84 : 1,411,712.40 = 408,595.36 : x
  2. Step 2: Convert to fraction form
    941,143.84/1,411,712.40 = 408,595.36/x
  3. Step 3: Cross multiply
    941,143.84x = 1,411,712.40 × 408,595.36
  4. Step 4: Simplify right side
    941,143.84x = 576,819,136,294.46
  5. Step 5: Solve for x
    x = 576,819,136,294.46/941,143.84
  6. Step 6: Final answer
    x = 612,891.58

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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.