Home / 287,968.10-397,210.96-174,790.85

Finding the Fourth Proportional to 287,968.10, 397,210.96 and 174,790.85

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Solution

The fourth proportional to 287,968.10, 397,210.96 and 174,790.85 is: 241,099.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,968.10 : 397,210.96 = 174,790.85 : x
  2. Step 2: Convert to fraction form
    287,968.10/397,210.96 = 174,790.85/x
  3. Step 3: Cross multiply
    287,968.10x = 397,210.96 × 174,790.85
  4. Step 4: Simplify right side
    287,968.10x = 69,428,841,883.77
  5. Step 5: Solve for x
    x = 69,428,841,883.77/287,968.10
  6. Step 6: Final answer
    x = 241,099.07

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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.