Home / 621,492.07-930,613.68-583,610.76

Finding the Fourth Proportional to 621,492.07, 930,613.68 and 583,610.76

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Solution

The fourth proportional to 621,492.07, 930,613.68 and 583,610.76 is: 873,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,492.07 : 930,613.68 = 583,610.76 : x
  2. Step 2: Convert to fraction form
    621,492.07/930,613.68 = 583,610.76/x
  3. Step 3: Cross multiply
    621,492.07x = 930,613.68 × 583,610.76
  4. Step 4: Simplify right side
    621,492.07x = 543,116,157,051.20
  5. Step 5: Solve for x
    x = 543,116,157,051.20/621,492.07
  6. Step 6: Final answer
    x = 873,890.73

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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.