Home / 535,581.48-738,429.95-392,092.41

Finding the Fourth Proportional to 535,581.48, 738,429.95 and 392,092.41

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Solution

The fourth proportional to 535,581.48, 738,429.95 and 392,092.41 is: 540,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,581.48 : 738,429.95 = 392,092.41 : x
  2. Step 2: Convert to fraction form
    535,581.48/738,429.95 = 392,092.41/x
  3. Step 3: Cross multiply
    535,581.48x = 738,429.95 × 392,092.41
  4. Step 4: Simplify right side
    535,581.48x = 289,532,782,461.02
  5. Step 5: Solve for x
    x = 289,532,782,461.02/535,581.48
  6. Step 6: Final answer
    x = 540,595.21

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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.