Home / 891,367.53-1,230,103.93-547,031.16

Finding the Fourth Proportional to 891,367.53, 1,230,103.93 and 547,031.16

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Solution

The fourth proportional to 891,367.53, 1,230,103.93 and 547,031.16 is: 754,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,367.53 : 1,230,103.93 = 547,031.16 : x
  2. Step 2: Convert to fraction form
    891,367.53/1,230,103.93 = 547,031.16/x
  3. Step 3: Cross multiply
    891,367.53x = 1,230,103.93 × 547,031.16
  4. Step 4: Simplify right side
    891,367.53x = 672,905,179,748.46
  5. Step 5: Solve for x
    x = 672,905,179,748.46/891,367.53
  6. Step 6: Final answer
    x = 754,913.27

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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.