Home / 921,763.38-1,271,312.38-599,576.37

Finding the Fourth Proportional to 921,763.38, 1,271,312.38 and 599,576.37

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Solution

The fourth proportional to 921,763.38, 1,271,312.38 and 599,576.37 is: 826,946.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,763.38 : 1,271,312.38 = 599,576.37 : x
  2. Step 2: Convert to fraction form
    921,763.38/1,271,312.38 = 599,576.37/x
  3. Step 3: Cross multiply
    921,763.38x = 1,271,312.38 × 599,576.37
  4. Step 4: Simplify right side
    921,763.38x = 762,248,861,936.46
  5. Step 5: Solve for x
    x = 762,248,861,936.46/921,763.38
  6. Step 6: Final answer
    x = 826,946.35

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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.