Home / 833,214.56-1,149,929.60-470,661.77

Finding the Fourth Proportional to 833,214.56, 1,149,929.60 and 470,661.77

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Solution

The fourth proportional to 833,214.56, 1,149,929.60 and 470,661.77 is: 649,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,214.56 : 1,149,929.60 = 470,661.77 : x
  2. Step 2: Convert to fraction form
    833,214.56/1,149,929.60 = 470,661.77/x
  3. Step 3: Cross multiply
    833,214.56x = 1,149,929.60 × 470,661.77
  4. Step 4: Simplify right side
    833,214.56x = 541,227,900,911.39
  5. Step 5: Solve for x
    x = 541,227,900,911.39/833,214.56
  6. Step 6: Final answer
    x = 649,566.06

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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.