Home / 674,787.51-930,838.23-432,800.82

Finding the Fourth Proportional to 674,787.51, 930,838.23 and 432,800.82

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Solution

The fourth proportional to 674,787.51, 930,838.23 and 432,800.82 is: 597,028.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,787.51 : 930,838.23 = 432,800.82 : x
  2. Step 2: Convert to fraction form
    674,787.51/930,838.23 = 432,800.82/x
  3. Step 3: Cross multiply
    674,787.51x = 930,838.23 × 432,800.82
  4. Step 4: Simplify right side
    674,787.51x = 402,867,549,231.35
  5. Step 5: Solve for x
    x = 402,867,549,231.35/674,787.51
  6. Step 6: Final answer
    x = 597,028.76

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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.