Home / 912,435.14-1,259,050.65-504,481.86

Finding the Fourth Proportional to 912,435.14, 1,259,050.65 and 504,481.86

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Solution

The fourth proportional to 912,435.14, 1,259,050.65 and 504,481.86 is: 696,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,435.14 : 1,259,050.65 = 504,481.86 : x
  2. Step 2: Convert to fraction form
    912,435.14/1,259,050.65 = 504,481.86/x
  3. Step 3: Cross multiply
    912,435.14x = 1,259,050.65 × 504,481.86
  4. Step 4: Simplify right side
    912,435.14x = 635,168,213,746.21
  5. Step 5: Solve for x
    x = 635,168,213,746.21/912,435.14
  6. Step 6: Final answer
    x = 696,124.23

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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.