Home / 893,450.20-1,340,240.10-537,698.20

Finding the Fourth Proportional to 893,450.20, 1,340,240.10 and 537,698.20

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Solution

The fourth proportional to 893,450.20, 1,340,240.10 and 537,698.20 is: 806,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,450.20 : 1,340,240.10 = 537,698.20 : x
  2. Step 2: Convert to fraction form
    893,450.20/1,340,240.10 = 537,698.20/x
  3. Step 3: Cross multiply
    893,450.20x = 1,340,240.10 × 537,698.20
  4. Step 4: Simplify right side
    893,450.20x = 720,644,689,337.82
  5. Step 5: Solve for x
    x = 720,644,689,337.82/893,450.20
  6. Step 6: Final answer
    x = 806,586.30

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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.