Home / 912,965.59-1,259,666.15-590,287.41

Finding the Fourth Proportional to 912,965.59, 1,259,666.15 and 590,287.41

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Solution

The fourth proportional to 912,965.59, 1,259,666.15 and 590,287.41 is: 814,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,965.59 : 1,259,666.15 = 590,287.41 : x
  2. Step 2: Convert to fraction form
    912,965.59/1,259,666.15 = 590,287.41/x
  3. Step 3: Cross multiply
    912,965.59x = 1,259,666.15 × 590,287.41
  4. Step 4: Simplify right side
    912,965.59x = 743,565,070,623.89
  5. Step 5: Solve for x
    x = 743,565,070,623.89/912,965.59
  6. Step 6: Final answer
    x = 814,450.27

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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.