Home / 932,110.05-1,286,299.65-524,211.78

Finding the Fourth Proportional to 932,110.05, 1,286,299.65 and 524,211.78

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Solution

The fourth proportional to 932,110.05, 1,286,299.65 and 524,211.78 is: 723,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,110.05 : 1,286,299.65 = 524,211.78 : x
  2. Step 2: Convert to fraction form
    932,110.05/1,286,299.65 = 524,211.78/x
  3. Step 3: Cross multiply
    932,110.05x = 1,286,299.65 × 524,211.78
  4. Step 4: Simplify right side
    932,110.05x = 674,293,429,139.88
  5. Step 5: Solve for x
    x = 674,293,429,139.88/932,110.05
  6. Step 6: Final answer
    x = 723,405.38

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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.