Home / 314,032.18-433,211.84-186,617.56

Finding the Fourth Proportional to 314,032.18, 433,211.84 and 186,617.56

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Solution

The fourth proportional to 314,032.18, 433,211.84 and 186,617.56 is: 257,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,032.18 : 433,211.84 = 186,617.56 : x
  2. Step 2: Convert to fraction form
    314,032.18/433,211.84 = 186,617.56/x
  3. Step 3: Cross multiply
    314,032.18x = 433,211.84 × 186,617.56
  4. Step 4: Simplify right side
    314,032.18x = 80,844,936,543.91
  5. Step 5: Solve for x
    x = 80,844,936,543.91/314,032.18
  6. Step 6: Final answer
    x = 257,441.57

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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.