Home / 341,728.31-471,580.15-186,677.72

Finding the Fourth Proportional to 341,728.31, 471,580.15 and 186,677.72

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Solution

The fourth proportional to 341,728.31, 471,580.15 and 186,677.72 is: 257,612.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,728.31 : 471,580.15 = 186,677.72 : x
  2. Step 2: Convert to fraction form
    341,728.31/471,580.15 = 186,677.72/x
  3. Step 3: Cross multiply
    341,728.31x = 471,580.15 × 186,677.72
  4. Step 4: Simplify right side
    341,728.31x = 88,033,507,199.26
  5. Step 5: Solve for x
    x = 88,033,507,199.26/341,728.31
  6. Step 6: Final answer
    x = 257,612.57

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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.