Home / 733,638.83-1,012,480.29-406,984.08

Finding the Fourth Proportional to 733,638.83, 1,012,480.29 and 406,984.08

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Solution

The fourth proportional to 733,638.83, 1,012,480.29 and 406,984.08 is: 561,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,638.83 : 1,012,480.29 = 406,984.08 : x
  2. Step 2: Convert to fraction form
    733,638.83/1,012,480.29 = 406,984.08/x
  3. Step 3: Cross multiply
    733,638.83x = 1,012,480.29 × 406,984.08
  4. Step 4: Simplify right side
    733,638.83x = 412,063,359,343.78
  5. Step 5: Solve for x
    x = 412,063,359,343.78/733,638.83
  6. Step 6: Final answer
    x = 561,670.60

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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.