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Finding the Fourth Proportional to 536,675.30, 740,303.52 and 335,121.38

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Solution

The fourth proportional to 536,675.30, 740,303.52 and 335,121.38 is: 462,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,675.30 : 740,303.52 = 335,121.38 : x
  2. Step 2: Convert to fraction form
    536,675.30/740,303.52 = 335,121.38/x
  3. Step 3: Cross multiply
    536,675.30x = 740,303.52 × 335,121.38
  4. Step 4: Simplify right side
    536,675.30x = 248,091,533,539.74
  5. Step 5: Solve for x
    x = 248,091,533,539.74/536,675.30
  6. Step 6: Final answer
    x = 462,274.93

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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.