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Finding the Fourth Proportional to 543,603.44, 750,147.36 and 301,901.60

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Solution

The fourth proportional to 543,603.44, 750,147.36 and 301,901.60 is: 416,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,603.44 : 750,147.36 = 301,901.60 : x
  2. Step 2: Convert to fraction form
    543,603.44/750,147.36 = 301,901.60/x
  3. Step 3: Cross multiply
    543,603.44x = 750,147.36 × 301,901.60
  4. Step 4: Simplify right side
    543,603.44x = 226,470,688,219.78
  5. Step 5: Solve for x
    x = 226,470,688,219.78/543,603.44
  6. Step 6: Final answer
    x = 416,610.11

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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.