Home / 350,939.65-526,643.03-191,055.91

Finding the Fourth Proportional to 350,939.65, 526,643.03 and 191,055.91

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Solution

The fourth proportional to 350,939.65, 526,643.03 and 191,055.91 is: 286,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,939.65 : 526,643.03 = 191,055.91 : x
  2. Step 2: Convert to fraction form
    350,939.65/526,643.03 = 191,055.91/x
  3. Step 3: Cross multiply
    350,939.65x = 526,643.03 × 191,055.91
  4. Step 4: Simplify right side
    350,939.65x = 100,618,263,341.81
  5. Step 5: Solve for x
    x = 100,618,263,341.81/350,939.65
  6. Step 6: Final answer
    x = 286,711.02

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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.