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Finding the Fourth Proportional to 536,315.16, 740,112.12 and 294,597

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Solution

The fourth proportional to 536,315.16, 740,112.12 and 294,597 is: 406,542.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,315.16 : 740,112.12 = 294,597 : x
  2. Step 2: Convert to fraction form
    536,315.16/740,112.12 = 294,597/x
  3. Step 3: Cross multiply
    536,315.16x = 740,112.12 × 294,597
  4. Step 4: Simplify right side
    536,315.16x = 218,034,810,215.64
  5. Step 5: Solve for x
    x = 218,034,810,215.64/536,315.16
  6. Step 6: Final answer
    x = 406,542.32

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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.