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Finding the Fourth Proportional to 540,336.44, 745,666.61 and 295,326.15

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Solution

The fourth proportional to 540,336.44, 745,666.61 and 295,326.15 is: 407,551.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,336.44 : 745,666.61 = 295,326.15 : x
  2. Step 2: Convert to fraction form
    540,336.44/745,666.61 = 295,326.15/x
  3. Step 3: Cross multiply
    540,336.44x = 745,666.61 × 295,326.15
  4. Step 4: Simplify right side
    540,336.44x = 220,214,847,638.22
  5. Step 5: Solve for x
    x = 220,214,847,638.22/540,336.44
  6. Step 6: Final answer
    x = 407,551.36

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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.