Home / 628,000.14-866,632.02-341,514.06

Finding the Fourth Proportional to 628,000.14, 866,632.02 and 341,514.06

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Solution

The fourth proportional to 628,000.14, 866,632.02 and 341,514.06 is: 471,284.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,000.14 : 866,632.02 = 341,514.06 : x
  2. Step 2: Convert to fraction form
    628,000.14/866,632.02 = 341,514.06/x
  3. Step 3: Cross multiply
    628,000.14x = 866,632.02 × 341,514.06
  4. Step 4: Simplify right side
    628,000.14x = 295,967,019,676.20
  5. Step 5: Solve for x
    x = 295,967,019,676.20/628,000.14
  6. Step 6: Final answer
    x = 471,284.96

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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.