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Finding the Fourth Proportional to 967,772.80, 1,356,281.60 and 967,772.80

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Solution

The fourth proportional to 967,772.80, 1,356,281.60 and 967,772.80 is: 1,356,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,772.80 : 1,356,281.60 = 967,772.80 : x
  2. Step 2: Convert to fraction form
    967,772.80/1,356,281.60 = 967,772.80/x
  3. Step 3: Cross multiply
    967,772.80x = 1,356,281.60 × 967,772.80
  4. Step 4: Simplify right side
    967,772.80x = 1,312,572,441,620.48
  5. Step 5: Solve for x
    x = 1,312,572,441,620.48/967,772.80
  6. Step 6: Final answer
    x = 1,356,281.60

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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.