Home / 931,514.10-1,397,271.15-370,548.60

Finding the Fourth Proportional to 931,514.10, 1,397,271.15 and 370,548.60

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Solution

The fourth proportional to 931,514.10, 1,397,271.15 and 370,548.60 is: 555,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,514.10 : 1,397,271.15 = 370,548.60 : x
  2. Step 2: Convert to fraction form
    931,514.10/1,397,271.15 = 370,548.60/x
  3. Step 3: Cross multiply
    931,514.10x = 1,397,271.15 × 370,548.60
  4. Step 4: Simplify right side
    931,514.10x = 517,756,868,452.89
  5. Step 5: Solve for x
    x = 517,756,868,452.89/931,514.10
  6. Step 6: Final answer
    x = 555,822.90

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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.