Home / 827,209.74-1,141,524.56-459,685.64

Finding the Fourth Proportional to 827,209.74, 1,141,524.56 and 459,685.64

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Solution

The fourth proportional to 827,209.74, 1,141,524.56 and 459,685.64 is: 634,352.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,209.74 : 1,141,524.56 = 459,685.64 : x
  2. Step 2: Convert to fraction form
    827,209.74/1,141,524.56 = 459,685.64/x
  3. Step 3: Cross multiply
    827,209.74x = 1,141,524.56 × 459,685.64
  4. Step 4: Simplify right side
    827,209.74x = 524,742,447,939.32
  5. Step 5: Solve for x
    x = 524,742,447,939.32/827,209.74
  6. Step 6: Final answer
    x = 634,352.36

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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.