Home / 912,860.16-1,259,322.84-590,674.16

Finding the Fourth Proportional to 912,860.16, 1,259,322.84 and 590,674.16

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Solution

The fourth proportional to 912,860.16, 1,259,322.84 and 590,674.16 is: 814,855.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,860.16 : 1,259,322.84 = 590,674.16 : x
  2. Step 2: Convert to fraction form
    912,860.16/1,259,322.84 = 590,674.16/x
  3. Step 3: Cross multiply
    912,860.16x = 1,259,322.84 × 590,674.16
  4. Step 4: Simplify right side
    912,860.16x = 743,849,454,389.20
  5. Step 5: Solve for x
    x = 743,849,454,389.20/912,860.16
  6. Step 6: Final answer
    x = 814,855.86

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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.