Home / 928,618.02-1,281,021.21-606,516.66

Finding the Fourth Proportional to 928,618.02, 1,281,021.21 and 606,516.66

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Solution

The fourth proportional to 928,618.02, 1,281,021.21 and 606,516.66 is: 836,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,618.02 : 1,281,021.21 = 606,516.66 : x
  2. Step 2: Convert to fraction form
    928,618.02/1,281,021.21 = 606,516.66/x
  3. Step 3: Cross multiply
    928,618.02x = 1,281,021.21 × 606,516.66
  4. Step 4: Simplify right side
    928,618.02x = 776,960,705,678.36
  5. Step 5: Solve for x
    x = 776,960,705,678.36/928,618.02
  6. Step 6: Final answer
    x = 836,684.93

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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.