Home / 886,858.16-1,223,862.36-484,450.16

Finding the Fourth Proportional to 886,858.16, 1,223,862.36 and 484,450.16

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Solution

The fourth proportional to 886,858.16, 1,223,862.36 and 484,450.16 is: 668,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,858.16 : 1,223,862.36 = 484,450.16 : x
  2. Step 2: Convert to fraction form
    886,858.16/1,223,862.36 = 484,450.16/x
  3. Step 3: Cross multiply
    886,858.16x = 1,223,862.36 × 484,450.16
  4. Step 4: Simplify right side
    886,858.16x = 592,900,316,119.98
  5. Step 5: Solve for x
    x = 592,900,316,119.98/886,858.16
  6. Step 6: Final answer
    x = 668,540.18

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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.