Home / 284,314.02-392,510.98-193,802.95

Finding the Fourth Proportional to 284,314.02, 392,510.98 and 193,802.95

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Solution

The fourth proportional to 284,314.02, 392,510.98 and 193,802.95 is: 267,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,314.02 : 392,510.98 = 193,802.95 : x
  2. Step 2: Convert to fraction form
    284,314.02/392,510.98 = 193,802.95/x
  3. Step 3: Cross multiply
    284,314.02x = 392,510.98 × 193,802.95
  4. Step 4: Simplify right side
    284,314.02x = 76,069,786,564.28
  5. Step 5: Solve for x
    x = 76,069,786,564.28/284,314.02
  6. Step 6: Final answer
    x = 267,555.52

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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.