Home / 912,966.53-1,259,667.45-590,288.35

Finding the Fourth Proportional to 912,966.53, 1,259,667.45 and 590,288.35

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Solution

The fourth proportional to 912,966.53, 1,259,667.45 and 590,288.35 is: 814,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,966.53 : 1,259,667.45 = 590,288.35 : x
  2. Step 2: Convert to fraction form
    912,966.53/1,259,667.45 = 590,288.35/x
  3. Step 3: Cross multiply
    912,966.53x = 1,259,667.45 × 590,288.35
  4. Step 4: Simplify right side
    912,966.53x = 743,567,020,609.21
  5. Step 5: Solve for x
    x = 743,567,020,609.21/912,966.53
  6. Step 6: Final answer
    x = 814,451.57

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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.