Home / 696,121.34-1,044,182.83-190,686.67

Finding the Fourth Proportional to 696,121.34, 1,044,182.83 and 190,686.67

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Solution

The fourth proportional to 696,121.34, 1,044,182.83 and 190,686.67 is: 286,030.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,121.34 : 1,044,182.83 = 190,686.67 : x
  2. Step 2: Convert to fraction form
    696,121.34/1,044,182.83 = 190,686.67/x
  3. Step 3: Cross multiply
    696,121.34x = 1,044,182.83 × 190,686.67
  4. Step 4: Simplify right side
    696,121.34x = 199,111,749,867.77
  5. Step 5: Solve for x
    x = 199,111,749,867.77/696,121.34
  6. Step 6: Final answer
    x = 286,030.23

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Double scale
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Similar ratio
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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.