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Finding the Fourth Proportional to 543,602.18, 750,205.77 and 301,884.74

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Solution

The fourth proportional to 543,602.18, 750,205.77 and 301,884.74 is: 416,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,602.18 : 750,205.77 = 301,884.74 : x
  2. Step 2: Convert to fraction form
    543,602.18/750,205.77 = 301,884.74/x
  3. Step 3: Cross multiply
    543,602.18x = 750,205.77 × 301,884.74
  4. Step 4: Simplify right side
    543,602.18x = 226,475,673,822.95
  5. Step 5: Solve for x
    x = 226,475,673,822.95/543,602.18
  6. Step 6: Final answer
    x = 416,620.25

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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.