Home / 965,391.42-1,332,249.35-535,711.53

Finding the Fourth Proportional to 965,391.42, 1,332,249.35 and 535,711.53

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Solution

The fourth proportional to 965,391.42, 1,332,249.35 and 535,711.53 is: 739,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,391.42 : 1,332,249.35 = 535,711.53 : x
  2. Step 2: Convert to fraction form
    965,391.42/1,332,249.35 = 535,711.53/x
  3. Step 3: Cross multiply
    965,391.42x = 1,332,249.35 × 535,711.53
  4. Step 4: Simplify right side
    965,391.42x = 713,701,334,951.45
  5. Step 5: Solve for x
    x = 713,701,334,951.45/965,391.42
  6. Step 6: Final answer
    x = 739,287.01

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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.