Home / 916,591.62-1,265,048.46-534,618.39

Finding the Fourth Proportional to 916,591.62, 1,265,048.46 and 534,618.39

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Solution

The fourth proportional to 916,591.62, 1,265,048.46 and 534,618.39 is: 737,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,591.62 : 1,265,048.46 = 534,618.39 : x
  2. Step 2: Convert to fraction form
    916,591.62/1,265,048.46 = 534,618.39/x
  3. Step 3: Cross multiply
    916,591.62x = 1,265,048.46 × 534,618.39
  4. Step 4: Simplify right side
    916,591.62x = 676,318,170,957.18
  5. Step 5: Solve for x
    x = 676,318,170,957.18/916,591.62
  6. Step 6: Final answer
    x = 737,862.05

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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.