Home / 957,911.16-1,320,544.16-753,607.78

Finding the Fourth Proportional to 957,911.16, 1,320,544.16 and 753,607.78

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Solution

The fourth proportional to 957,911.16, 1,320,544.16 and 753,607.78 is: 1,038,898.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,911.16 : 1,320,544.16 = 753,607.78 : x
  2. Step 2: Convert to fraction form
    957,911.16/1,320,544.16 = 753,607.78/x
  3. Step 3: Cross multiply
    957,911.16x = 1,320,544.16 × 753,607.78
  4. Step 4: Simplify right side
    957,911.16x = 995,172,352,809.57
  5. Step 5: Solve for x
    x = 995,172,352,809.57/957,911.16
  6. Step 6: Final answer
    x = 1,038,898.38

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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.