Home / 704,890.33-972,749.85-382,600.51

Finding the Fourth Proportional to 704,890.33, 972,749.85 and 382,600.51

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Solution

The fourth proportional to 704,890.33, 972,749.85 and 382,600.51 is: 527,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,890.33 : 972,749.85 = 382,600.51 : x
  2. Step 2: Convert to fraction form
    704,890.33/972,749.85 = 382,600.51/x
  3. Step 3: Cross multiply
    704,890.33x = 972,749.85 × 382,600.51
  4. Step 4: Simplify right side
    704,890.33x = 372,174,588,712.42
  5. Step 5: Solve for x
    x = 372,174,588,712.42/704,890.33
  6. Step 6: Final answer
    x = 527,989.35

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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.