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Finding the Fourth Proportional to 545,907.98, 753,342.90 and 297,552.08

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Solution

The fourth proportional to 545,907.98, 753,342.90 and 297,552.08 is: 410,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,907.98 : 753,342.90 = 297,552.08 : x
  2. Step 2: Convert to fraction form
    545,907.98/753,342.90 = 297,552.08/x
  3. Step 3: Cross multiply
    545,907.98x = 753,342.90 × 297,552.08
  4. Step 4: Simplify right side
    545,907.98x = 224,158,743,081.52
  5. Step 5: Solve for x
    x = 224,158,743,081.52/545,907.98
  6. Step 6: Final answer
    x = 410,616.36

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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.