Home / 677,533.16-935,012.22-371,622.08

Finding the Fourth Proportional to 677,533.16, 935,012.22 and 371,622.08

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Solution

The fourth proportional to 677,533.16, 935,012.22 and 371,622.08 is: 512,847.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,533.16 : 935,012.22 = 371,622.08 : x
  2. Step 2: Convert to fraction form
    677,533.16/935,012.22 = 371,622.08/x
  3. Step 3: Cross multiply
    677,533.16x = 935,012.22 × 371,622.08
  4. Step 4: Simplify right side
    677,533.16x = 347,471,186,021.82
  5. Step 5: Solve for x
    x = 347,471,186,021.82/677,533.16
  6. Step 6: Final answer
    x = 512,847.50

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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.