Home / 648,546.75-894,737.07-433,345.95

Finding the Fourth Proportional to 648,546.75, 894,737.07 and 433,345.95

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Solution

The fourth proportional to 648,546.75, 894,737.07 and 433,345.95 is: 597,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,546.75 : 894,737.07 = 433,345.95 : x
  2. Step 2: Convert to fraction form
    648,546.75/894,737.07 = 433,345.95/x
  3. Step 3: Cross multiply
    648,546.75x = 894,737.07 × 433,345.95
  4. Step 4: Simplify right side
    648,546.75x = 387,730,685,599.37
  5. Step 5: Solve for x
    x = 387,730,685,599.37/648,546.75
  6. Step 6: Final answer
    x = 597,845.39

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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.