Home / 912,359.12-1,259,004.92-504,437.12

Finding the Fourth Proportional to 912,359.12, 1,259,004.92 and 504,437.12

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Solution

The fourth proportional to 912,359.12, 1,259,004.92 and 504,437.12 is: 696,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,359.12 : 1,259,004.92 = 504,437.12 : x
  2. Step 2: Convert to fraction form
    912,359.12/1,259,004.92 = 504,437.12/x
  3. Step 3: Cross multiply
    912,359.12x = 1,259,004.92 × 504,437.12
  4. Step 4: Simplify right side
    912,359.12x = 635,088,815,910.63
  5. Step 5: Solve for x
    x = 635,088,815,910.63/912,359.12
  6. Step 6: Final answer
    x = 696,095.21

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Double scale
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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.