Home / 383,827.50-529,681.95-214,057.98

Finding the Fourth Proportional to 383,827.50, 529,681.95 and 214,057.98

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Solution

The fourth proportional to 383,827.50, 529,681.95 and 214,057.98 is: 295,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,827.50 : 529,681.95 = 214,057.98 : x
  2. Step 2: Convert to fraction form
    383,827.50/529,681.95 = 214,057.98/x
  3. Step 3: Cross multiply
    383,827.50x = 529,681.95 × 214,057.98
  4. Step 4: Simplify right side
    383,827.50x = 113,382,648,259.46
  5. Step 5: Solve for x
    x = 113,382,648,259.46/383,827.50
  6. Step 6: Final answer
    x = 295,400.01

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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.