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Finding the Fourth Proportional to 536,736.00, 740,686.01 and 295,018.50

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Solution

The fourth proportional to 536,736.00, 740,686.01 and 295,018.50 is: 407,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,736.00 : 740,686.01 = 295,018.50 : x
  2. Step 2: Convert to fraction form
    536,736.00/740,686.01 = 295,018.50/x
  3. Step 3: Cross multiply
    536,736.00x = 740,686.01 × 295,018.50
  4. Step 4: Simplify right side
    536,736.00x = 218,516,076,943.67
  5. Step 5: Solve for x
    x = 218,516,076,943.67/536,736.00
  6. Step 6: Final answer
    x = 407,120.21

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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.