Home / 879,935.25-1,214,310.66-477,527.25

Finding the Fourth Proportional to 879,935.25, 1,214,310.66 and 477,527.25

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Solution

The fourth proportional to 879,935.25, 1,214,310.66 and 477,527.25 is: 658,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,935.25 : 1,214,310.66 = 477,527.25 : x
  2. Step 2: Convert to fraction form
    879,935.25/1,214,310.66 = 477,527.25/x
  3. Step 3: Cross multiply
    879,935.25x = 1,214,310.66 × 477,527.25
  4. Step 4: Simplify right side
    879,935.25x = 579,866,430,115.49
  5. Step 5: Solve for x
    x = 579,866,430,115.49/879,935.25
  6. Step 6: Final answer
    x = 658,987.61

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Double scale
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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.