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Finding the Fourth Proportional to 683,000.55, 957,600.45 and 683,000.55

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Solution

The fourth proportional to 683,000.55, 957,600.45 and 683,000.55 is: 957,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,000.55 : 957,600.45 = 683,000.55 : x
  2. Step 2: Convert to fraction form
    683,000.55/957,600.45 = 683,000.55/x
  3. Step 3: Cross multiply
    683,000.55x = 957,600.45 × 683,000.55
  4. Step 4: Simplify right side
    683,000.55x = 654,041,634,030.25
  5. Step 5: Solve for x
    x = 654,041,634,030.25/683,000.55
  6. Step 6: Final answer
    x = 957,600.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.