Home / 459,262.63-688,740.58-192,973.51

Finding the Fourth Proportional to 459,262.63, 688,740.58 and 192,973.51

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Solution

The fourth proportional to 459,262.63, 688,740.58 and 192,973.51 is: 289,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,262.63 : 688,740.58 = 192,973.51 : x
  2. Step 2: Convert to fraction form
    459,262.63/688,740.58 = 192,973.51/x
  3. Step 3: Cross multiply
    459,262.63x = 688,740.58 × 192,973.51
  4. Step 4: Simplify right side
    459,262.63x = 132,908,687,202.04
  5. Step 5: Solve for x
    x = 132,908,687,202.04/459,262.63
  6. Step 6: Final answer
    x = 289,395.82

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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.