Home / 677,389.32-1,014,090.72-452,191.20

Finding the Fourth Proportional to 677,389.32, 1,014,090.72 and 452,191.20

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Solution

The fourth proportional to 677,389.32, 1,014,090.72 and 452,191.20 is: 676,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,389.32 : 1,014,090.72 = 452,191.20 : x
  2. Step 2: Convert to fraction form
    677,389.32/1,014,090.72 = 452,191.20/x
  3. Step 3: Cross multiply
    677,389.32x = 1,014,090.72 × 452,191.20
  4. Step 4: Simplify right side
    677,389.32x = 458,562,899,585.66
  5. Step 5: Solve for x
    x = 458,562,899,585.66/677,389.32
  6. Step 6: Final answer
    x = 676,956.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.