Home / 936,488-1,291,941.60-549,105.68

Finding the Fourth Proportional to 936,488, 1,291,941.60 and 549,105.68

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Solution

The fourth proportional to 936,488, 1,291,941.60 and 549,105.68 is: 757,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,488 : 1,291,941.60 = 549,105.68 : x
  2. Step 2: Convert to fraction form
    936,488/1,291,941.60 = 549,105.68/x
  3. Step 3: Cross multiply
    936,488x = 1,291,941.60 × 549,105.68
  4. Step 4: Simplify right side
    936,488x = 709,412,470,788.29
  5. Step 5: Solve for x
    x = 709,412,470,788.29/936,488
  6. Step 6: Final answer
    x = 757,524.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.