Home / 427,140.60-589,465.89-236,166.27

Finding the Fourth Proportional to 427,140.60, 589,465.89 and 236,166.27

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Solution

The fourth proportional to 427,140.60, 589,465.89 and 236,166.27 is: 325,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,140.60 : 589,465.89 = 236,166.27 : x
  2. Step 2: Convert to fraction form
    427,140.60/589,465.89 = 236,166.27/x
  3. Step 3: Cross multiply
    427,140.60x = 589,465.89 × 236,166.27
  4. Step 4: Simplify right side
    427,140.60x = 139,211,960,533.53
  5. Step 5: Solve for x
    x = 139,211,960,533.53/427,140.60
  6. Step 6: Final answer
    x = 325,916.01

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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.