Home / 370,205.80-554,984.70-251,492.20

Finding the Fourth Proportional to 370,205.80, 554,984.70 and 251,492.20

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Solution

The fourth proportional to 370,205.80, 554,984.70 and 251,492.20 is: 377,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,205.80 : 554,984.70 = 251,492.20 : x
  2. Step 2: Convert to fraction form
    370,205.80/554,984.70 = 251,492.20/x
  3. Step 3: Cross multiply
    370,205.80x = 554,984.70 × 251,492.20
  4. Step 4: Simplify right side
    370,205.80x = 139,574,323,169.34
  5. Step 5: Solve for x
    x = 139,574,323,169.34/370,205.80
  6. Step 6: Final answer
    x = 377,018.20

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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.