Home / 683,982.52-943,893.90-382,176.76

Finding the Fourth Proportional to 683,982.52, 943,893.90 and 382,176.76

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Solution

The fourth proportional to 683,982.52, 943,893.90 and 382,176.76 is: 527,402.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,982.52 : 943,893.90 = 382,176.76 : x
  2. Step 2: Convert to fraction form
    683,982.52/943,893.90 = 382,176.76/x
  3. Step 3: Cross multiply
    683,982.52x = 943,893.90 × 382,176.76
  4. Step 4: Simplify right side
    683,982.52x = 360,734,312,485.76
  5. Step 5: Solve for x
    x = 360,734,312,485.76/683,982.52
  6. Step 6: Final answer
    x = 527,402.82

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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.