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Finding the Fourth Proportional to 383,547.60, 536,266.80 and 383,547.60

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Solution

The fourth proportional to 383,547.60, 536,266.80 and 383,547.60 is: 536,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,547.60 : 536,266.80 = 383,547.60 : x
  2. Step 2: Convert to fraction form
    383,547.60/536,266.80 = 383,547.60/x
  3. Step 3: Cross multiply
    383,547.60x = 536,266.80 × 383,547.60
  4. Step 4: Simplify right side
    383,547.60x = 205,683,844,099.68
  5. Step 5: Solve for x
    x = 205,683,844,099.68/383,547.60
  6. Step 6: Final answer
    x = 536,266.80

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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.