Home / 897,308.68-1,238,255.76-534,544.66

Finding the Fourth Proportional to 897,308.68, 1,238,255.76 and 534,544.66

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Solution

The fourth proportional to 897,308.68, 1,238,255.76 and 534,544.66 is: 737,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,308.68 : 1,238,255.76 = 534,544.66 : x
  2. Step 2: Convert to fraction form
    897,308.68/1,238,255.76 = 534,544.66/x
  3. Step 3: Cross multiply
    897,308.68x = 1,238,255.76 × 534,544.66
  4. Step 4: Simplify right side
    897,308.68x = 661,903,004,222.24
  5. Step 5: Solve for x
    x = 661,903,004,222.24/897,308.68
  6. Step 6: Final answer
    x = 737,653.63

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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.