Home / 912,966.35-1,259,667.20-590,288.16

Finding the Fourth Proportional to 912,966.35, 1,259,667.20 and 590,288.16

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Solution

The fourth proportional to 912,966.35, 1,259,667.20 and 590,288.16 is: 814,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,966.35 : 1,259,667.20 = 590,288.16 : x
  2. Step 2: Convert to fraction form
    912,966.35/1,259,667.20 = 590,288.16/x
  3. Step 3: Cross multiply
    912,966.35x = 1,259,667.20 × 590,288.16
  4. Step 4: Simplify right side
    912,966.35x = 743,566,630,748.91
  5. Step 5: Solve for x
    x = 743,566,630,748.91/912,966.35
  6. Step 6: Final answer
    x = 814,451.30

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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.