Home / 440,465.14-607,825.65-239,256.82

Finding the Fourth Proportional to 440,465.14, 607,825.65 and 239,256.82

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Solution

The fourth proportional to 440,465.14, 607,825.65 and 239,256.82 is: 330,165.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,465.14 : 607,825.65 = 239,256.82 : x
  2. Step 2: Convert to fraction form
    440,465.14/607,825.65 = 239,256.82/x
  3. Step 3: Cross multiply
    440,465.14x = 607,825.65 × 239,256.82
  4. Step 4: Simplify right side
    440,465.14x = 145,426,432,133.43
  5. Step 5: Solve for x
    x = 145,426,432,133.43/440,465.14
  6. Step 6: Final answer
    x = 330,165.59

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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.