Home / 928,543.63-1,280,918.62-606,442.27

Finding the Fourth Proportional to 928,543.63, 1,280,918.62 and 606,442.27

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Solution

The fourth proportional to 928,543.63, 1,280,918.62 and 606,442.27 is: 836,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,543.63 : 1,280,918.62 = 606,442.27 : x
  2. Step 2: Convert to fraction form
    928,543.63/1,280,918.62 = 606,442.27/x
  3. Step 3: Cross multiply
    928,543.63x = 1,280,918.62 × 606,442.27
  4. Step 4: Simplify right side
    928,543.63x = 776,803,192,565.86
  5. Step 5: Solve for x
    x = 776,803,192,565.86/928,543.63
  6. Step 6: Final answer
    x = 836,582.33

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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.