Home / 841,514.16-1,262,282.40-280,548.84

Finding the Fourth Proportional to 841,514.16, 1,262,282.40 and 280,548.84

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Solution

The fourth proportional to 841,514.16, 1,262,282.40 and 280,548.84 is: 420,826.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,514.16 : 1,262,282.40 = 280,548.84 : x
  2. Step 2: Convert to fraction form
    841,514.16/1,262,282.40 = 280,548.84/x
  3. Step 3: Cross multiply
    841,514.16x = 1,262,282.40 × 280,548.84
  4. Step 4: Simplify right side
    841,514.16x = 354,131,863,072.42
  5. Step 5: Solve for x
    x = 354,131,863,072.42/841,514.16
  6. Step 6: Final answer
    x = 420,826.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.