Home / 314,275.68-433,710.09-178,315.29

Finding the Fourth Proportional to 314,275.68, 433,710.09 and 178,315.29

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Solution

The fourth proportional to 314,275.68, 433,710.09 and 178,315.29 is: 246,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,275.68 : 433,710.09 = 178,315.29 : x
  2. Step 2: Convert to fraction form
    314,275.68/433,710.09 = 178,315.29/x
  3. Step 3: Cross multiply
    314,275.68x = 433,710.09 × 178,315.29
  4. Step 4: Simplify right side
    314,275.68x = 77,337,140,474.28
  5. Step 5: Solve for x
    x = 77,337,140,474.28/314,275.68
  6. Step 6: Final answer
    x = 246,080.58

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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.