Home / 931,240.14-1,397,117.79-370,668.30

Finding the Fourth Proportional to 931,240.14, 1,397,117.79 and 370,668.30

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Solution

The fourth proportional to 931,240.14, 1,397,117.79 and 370,668.30 is: 556,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,240.14 : 1,397,117.79 = 370,668.30 : x
  2. Step 2: Convert to fraction form
    931,240.14/1,397,117.79 = 370,668.30/x
  3. Step 3: Cross multiply
    931,240.14x = 1,397,117.79 × 370,668.30
  4. Step 4: Simplify right side
    931,240.14x = 517,867,276,119.06
  5. Step 5: Solve for x
    x = 517,867,276,119.06/931,240.14
  6. Step 6: Final answer
    x = 556,104.98

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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.