Home / 826,562.32-1,238,660.55-470,841.31

Finding the Fourth Proportional to 826,562.32, 1,238,660.55 and 470,841.31

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Solution

The fourth proportional to 826,562.32, 1,238,660.55 and 470,841.31 is: 705,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,562.32 : 1,238,660.55 = 470,841.31 : x
  2. Step 2: Convert to fraction form
    826,562.32/1,238,660.55 = 470,841.31/x
  3. Step 3: Cross multiply
    826,562.32x = 1,238,660.55 × 470,841.31
  4. Step 4: Simplify right side
    826,562.32x = 583,212,556,007.32
  5. Step 5: Solve for x
    x = 583,212,556,007.32/826,562.32
  6. Step 6: Final answer
    x = 705,588.12

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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.