Home / 409,214.02-564,743.74-248,075.86

Finding the Fourth Proportional to 409,214.02, 564,743.74 and 248,075.86

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Solution

The fourth proportional to 409,214.02, 564,743.74 and 248,075.86 is: 342,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,214.02 : 564,743.74 = 248,075.86 : x
  2. Step 2: Convert to fraction form
    409,214.02/564,743.74 = 248,075.86/x
  3. Step 3: Cross multiply
    409,214.02x = 564,743.74 × 248,075.86
  4. Step 4: Simplify right side
    409,214.02x = 140,099,289,600.31
  5. Step 5: Solve for x
    x = 140,099,289,600.31/409,214.02
  6. Step 6: Final answer
    x = 342,361.90

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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.