Home / 677,555.34-935,027.74-371,634.24

Finding the Fourth Proportional to 677,555.34, 935,027.74 and 371,634.24

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Solution

The fourth proportional to 677,555.34, 935,027.74 and 371,634.24 is: 512,856.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,555.34 : 935,027.74 = 371,634.24 : x
  2. Step 2: Convert to fraction form
    677,555.34/935,027.74 = 371,634.24/x
  3. Step 3: Cross multiply
    677,555.34x = 935,027.74 × 371,634.24
  4. Step 4: Simplify right side
    677,555.34x = 347,488,323,533.82
  5. Step 5: Solve for x
    x = 347,488,323,533.82/677,555.34
  6. Step 6: Final answer
    x = 512,856.00

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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.