Home / 817,068.30-1,127,586.33-494,595.96

Finding the Fourth Proportional to 817,068.30, 1,127,586.33 and 494,595.96

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Solution

The fourth proportional to 817,068.30, 1,127,586.33 and 494,595.96 is: 682,561.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,068.30 : 1,127,586.33 = 494,595.96 : x
  2. Step 2: Convert to fraction form
    817,068.30/1,127,586.33 = 494,595.96/x
  3. Step 3: Cross multiply
    817,068.30x = 1,127,586.33 × 494,595.96
  4. Step 4: Simplify right side
    817,068.30x = 557,699,643,369.23
  5. Step 5: Solve for x
    x = 557,699,643,369.23/817,068.30
  6. Step 6: Final answer
    x = 682,561.84

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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.