Home / 314,045.74-433,495.87-186,721.03

Finding the Fourth Proportional to 314,045.74, 433,495.87 and 186,721.03

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Solution

The fourth proportional to 314,045.74, 433,495.87 and 186,721.03 is: 257,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,045.74 : 433,495.87 = 186,721.03 : x
  2. Step 2: Convert to fraction form
    314,045.74/433,495.87 = 186,721.03/x
  3. Step 3: Cross multiply
    314,045.74x = 433,495.87 × 186,721.03
  4. Step 4: Simplify right side
    314,045.74x = 80,942,795,422.21
  5. Step 5: Solve for x
    x = 80,942,795,422.21/314,045.74
  6. Step 6: Final answer
    x = 257,742.06

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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.