Home / 898,645.82-1,347,302.90-424,777.46

Finding the Fourth Proportional to 898,645.82, 1,347,302.90 and 424,777.46

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Solution

The fourth proportional to 898,645.82, 1,347,302.90 and 424,777.46 is: 636,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,645.82 : 1,347,302.90 = 424,777.46 : x
  2. Step 2: Convert to fraction form
    898,645.82/1,347,302.90 = 424,777.46/x
  3. Step 3: Cross multiply
    898,645.82x = 1,347,302.90 × 424,777.46
  4. Step 4: Simplify right side
    898,645.82x = 572,303,903,712.63
  5. Step 5: Solve for x
    x = 572,303,903,712.63/898,645.82
  6. Step 6: Final answer
    x = 636,851.46

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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.