Home / 826,468.92-1,240,182.06-346,654.08

Finding the Fourth Proportional to 826,468.92, 1,240,182.06 and 346,654.08

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Solution

The fourth proportional to 826,468.92, 1,240,182.06 and 346,654.08 is: 520,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,468.92 : 1,240,182.06 = 346,654.08 : x
  2. Step 2: Convert to fraction form
    826,468.92/1,240,182.06 = 346,654.08/x
  3. Step 3: Cross multiply
    826,468.92x = 1,240,182.06 × 346,654.08
  4. Step 4: Simplify right side
    826,468.92x = 429,914,171,041.81
  5. Step 5: Solve for x
    x = 429,914,171,041.81/826,468.92
  6. Step 6: Final answer
    x = 520,181.90

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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.