Home / 297,784.64-410,921.52-170,458.40

Finding the Fourth Proportional to 297,784.64, 410,921.52 and 170,458.40

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Solution

The fourth proportional to 297,784.64, 410,921.52 and 170,458.40 is: 235,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,784.64 : 410,921.52 = 170,458.40 : x
  2. Step 2: Convert to fraction form
    297,784.64/410,921.52 = 170,458.40/x
  3. Step 3: Cross multiply
    297,784.64x = 410,921.52 × 170,458.40
  4. Step 4: Simplify right side
    297,784.64x = 70,045,024,824.77
  5. Step 5: Solve for x
    x = 70,045,024,824.77/297,784.64
  6. Step 6: Final answer
    x = 235,220.41

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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.