Home / 963,377.45-1,329,403.74-527,707.71

Finding the Fourth Proportional to 963,377.45, 1,329,403.74 and 527,707.71

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Solution

The fourth proportional to 963,377.45, 1,329,403.74 and 527,707.71 is: 728,205.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,377.45 : 1,329,403.74 = 527,707.71 : x
  2. Step 2: Convert to fraction form
    963,377.45/1,329,403.74 = 527,707.71/x
  3. Step 3: Cross multiply
    963,377.45x = 1,329,403.74 × 527,707.71
  4. Step 4: Simplify right side
    963,377.45x = 701,536,604,290.29
  5. Step 5: Solve for x
    x = 701,536,604,290.29/963,377.45
  6. Step 6: Final answer
    x = 728,205.34

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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.