Home / 922,639.22-1,273,273.67-535,424.81

Finding the Fourth Proportional to 922,639.22, 1,273,273.67 and 535,424.81

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Solution

The fourth proportional to 922,639.22, 1,273,273.67 and 535,424.81 is: 738,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,639.22 : 1,273,273.67 = 535,424.81 : x
  2. Step 2: Convert to fraction form
    922,639.22/1,273,273.67 = 535,424.81/x
  3. Step 3: Cross multiply
    922,639.22x = 1,273,273.67 × 535,424.81
  4. Step 4: Simplify right side
    922,639.22x = 681,742,310,160.63
  5. Step 5: Solve for x
    x = 681,742,310,160.63/922,639.22
  6. Step 6: Final answer
    x = 738,904.54

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1.5x scale

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.