Home / 711,206.88-1,066,865.40-237,894.72

Finding the Fourth Proportional to 711,206.88, 1,066,865.40 and 237,894.72

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Solution

The fourth proportional to 711,206.88, 1,066,865.40 and 237,894.72 is: 356,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,206.88 : 1,066,865.40 = 237,894.72 : x
  2. Step 2: Convert to fraction form
    711,206.88/1,066,865.40 = 237,894.72/x
  3. Step 3: Cross multiply
    711,206.88x = 1,066,865.40 × 237,894.72
  4. Step 4: Simplify right side
    711,206.88x = 253,801,645,610.69
  5. Step 5: Solve for x
    x = 253,801,645,610.69/711,206.88
  6. Step 6: Final answer
    x = 356,860.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.