Home / 648,304.54-893,589.47-433,366.18

Finding the Fourth Proportional to 648,304.54, 893,589.47 and 433,366.18

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Solution

The fourth proportional to 648,304.54, 893,589.47 and 433,366.18 is: 597,329.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,304.54 : 893,589.47 = 433,366.18 : x
  2. Step 2: Convert to fraction form
    648,304.54/893,589.47 = 433,366.18/x
  3. Step 3: Cross multiply
    648,304.54x = 893,589.47 × 433,366.18
  4. Step 4: Simplify right side
    648,304.54x = 387,251,452,935.29
  5. Step 5: Solve for x
    x = 387,251,452,935.29/648,304.54
  6. Step 6: Final answer
    x = 597,329.54

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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.