Home / 783,746.50-1,178,277.26-625,839.64

Finding the Fourth Proportional to 783,746.50, 1,178,277.26 and 625,839.64

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Solution

The fourth proportional to 783,746.50, 1,178,277.26 and 625,839.64 is: 940,881.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,746.50 : 1,178,277.26 = 625,839.64 : x
  2. Step 2: Convert to fraction form
    783,746.50/1,178,277.26 = 625,839.64/x
  3. Step 3: Cross multiply
    783,746.50x = 1,178,277.26 × 625,839.64
  4. Step 4: Simplify right side
    783,746.50x = 737,412,613,089.39
  5. Step 5: Solve for x
    x = 737,412,613,089.39/783,746.50
  6. Step 6: Final answer
    x = 940,881.54

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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.