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Finding the Fourth Proportional to 282,803.48, 424,220.88 and 93,256.20

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Solution

The fourth proportional to 282,803.48, 424,220.88 and 93,256.20 is: 139,889.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,803.48 : 424,220.88 = 93,256.20 : x
  2. Step 2: Convert to fraction form
    282,803.48/424,220.88 = 93,256.20/x
  3. Step 3: Cross multiply
    282,803.48x = 424,220.88 × 93,256.20
  4. Step 4: Simplify right side
    282,803.48x = 39,561,227,229.46
  5. Step 5: Solve for x
    x = 39,561,227,229.46/282,803.48
  6. Step 6: Final answer
    x = 139,889.46

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1.5x scale

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.