Home / 774,284.60-1,068,683.65-430,238.81

Finding the Fourth Proportional to 774,284.60, 1,068,683.65 and 430,238.81

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Solution

The fourth proportional to 774,284.60, 1,068,683.65 and 430,238.81 is: 593,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,284.60 : 1,068,683.65 = 430,238.81 : x
  2. Step 2: Convert to fraction form
    774,284.60/1,068,683.65 = 430,238.81/x
  3. Step 3: Cross multiply
    774,284.60x = 1,068,683.65 × 430,238.81
  4. Step 4: Simplify right side
    774,284.60x = 459,789,183,438.57
  5. Step 5: Solve for x
    x = 459,789,183,438.57/774,284.60
  6. Step 6: Final answer
    x = 593,824.52

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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.