Home / 965,348.12-1,332,160.02-535,619

Finding the Fourth Proportional to 965,348.12, 1,332,160.02 and 535,619

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Solution

The fourth proportional to 965,348.12, 1,332,160.02 and 535,619 is: 739,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,348.12 : 1,332,160.02 = 535,619 : x
  2. Step 2: Convert to fraction form
    965,348.12/1,332,160.02 = 535,619/x
  3. Step 3: Cross multiply
    965,348.12x = 1,332,160.02 × 535,619
  4. Step 4: Simplify right side
    965,348.12x = 713,530,217,752.38
  5. Step 5: Solve for x
    x = 713,530,217,752.38/965,348.12
  6. Step 6: Final answer
    x = 739,142.91

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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.