Home / 459,975.24-689,959.62-127,551.24

Finding the Fourth Proportional to 459,975.24, 689,959.62 and 127,551.24

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Solution

The fourth proportional to 459,975.24, 689,959.62 and 127,551.24 is: 191,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,975.24 : 689,959.62 = 127,551.24 : x
  2. Step 2: Convert to fraction form
    459,975.24/689,959.62 = 127,551.24/x
  3. Step 3: Cross multiply
    459,975.24x = 689,959.62 × 127,551.24
  4. Step 4: Simplify right side
    459,975.24x = 88,005,205,080.93
  5. Step 5: Solve for x
    x = 88,005,205,080.93/459,975.24
  6. Step 6: Final answer
    x = 191,325.96

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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.