Home / 427,024.20-589,316.40-236,055.36

Finding the Fourth Proportional to 427,024.20, 589,316.40 and 236,055.36

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Solution

The fourth proportional to 427,024.20, 589,316.40 and 236,055.36 is: 325,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,024.20 : 589,316.40 = 236,055.36 : x
  2. Step 2: Convert to fraction form
    427,024.20/589,316.40 = 236,055.36/x
  3. Step 3: Cross multiply
    427,024.20x = 589,316.40 × 236,055.36
  4. Step 4: Simplify right side
    427,024.20x = 139,111,294,955.90
  5. Step 5: Solve for x
    x = 139,111,294,955.90/427,024.20
  6. Step 6: Final answer
    x = 325,769.11

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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.