Home / 669,435.14-923,820.44-363,510.02

Finding the Fourth Proportional to 669,435.14, 923,820.44 and 363,510.02

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Solution

The fourth proportional to 669,435.14, 923,820.44 and 363,510.02 is: 501,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,435.14 : 923,820.44 = 363,510.02 : x
  2. Step 2: Convert to fraction form
    669,435.14/923,820.44 = 363,510.02/x
  3. Step 3: Cross multiply
    669,435.14x = 923,820.44 × 363,510.02
  4. Step 4: Simplify right side
    669,435.14x = 335,817,986,620.81
  5. Step 5: Solve for x
    x = 335,817,986,620.81/669,435.14
  6. Step 6: Final answer
    x = 501,643.80

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1.5x scale

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.