Home / 473,664.72-653,664.96-282,789.84

Finding the Fourth Proportional to 473,664.72, 653,664.96 and 282,789.84

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Solution

The fourth proportional to 473,664.72, 653,664.96 and 282,789.84 is: 390,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,664.72 : 653,664.96 = 282,789.84 : x
  2. Step 2: Convert to fraction form
    473,664.72/653,664.96 = 282,789.84/x
  3. Step 3: Cross multiply
    473,664.72x = 653,664.96 × 282,789.84
  4. Step 4: Simplify right side
    473,664.72x = 184,849,809,452.01
  5. Step 5: Solve for x
    x = 184,849,809,452.01/473,664.72
  6. Step 6: Final answer
    x = 390,254.54

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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.