Home / 934,986.30-1,402,479.45-374,020.80

Finding the Fourth Proportional to 934,986.30, 1,402,479.45 and 374,020.80

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Solution

The fourth proportional to 934,986.30, 1,402,479.45 and 374,020.80 is: 561,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,986.30 : 1,402,479.45 = 374,020.80 : x
  2. Step 2: Convert to fraction form
    934,986.30/1,402,479.45 = 374,020.80/x
  3. Step 3: Cross multiply
    934,986.30x = 1,402,479.45 × 374,020.80
  4. Step 4: Simplify right side
    934,986.30x = 524,556,485,872.56
  5. Step 5: Solve for x
    x = 524,556,485,872.56/934,986.30
  6. Step 6: Final answer
    x = 561,031.20

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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.