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Finding the Fourth Proportional to 536,810, 740,807.16 and 295,102.76

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Solution

The fourth proportional to 536,810, 740,807.16 and 295,102.76 is: 407,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,810 : 740,807.16 = 295,102.76 : x
  2. Step 2: Convert to fraction form
    536,810/740,807.16 = 295,102.76/x
  3. Step 3: Cross multiply
    536,810x = 740,807.16 × 295,102.76
  4. Step 4: Simplify right side
    536,810x = 218,614,237,543.76
  5. Step 5: Solve for x
    x = 218,614,237,543.76/536,810
  6. Step 6: Final answer
    x = 407,246.95

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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.