Home / 971,145.63-1,340,151.62-535,562.75

Finding the Fourth Proportional to 971,145.63, 1,340,151.62 and 535,562.75

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Solution

The fourth proportional to 971,145.63, 1,340,151.62 and 535,562.75 is: 739,060.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,145.63 : 1,340,151.62 = 535,562.75 : x
  2. Step 2: Convert to fraction form
    971,145.63/1,340,151.62 = 535,562.75/x
  3. Step 3: Cross multiply
    971,145.63x = 1,340,151.62 × 535,562.75
  4. Step 4: Simplify right side
    971,145.63x = 717,735,287,696.72
  5. Step 5: Solve for x
    x = 717,735,287,696.72/971,145.63
  6. Step 6: Final answer
    x = 739,060.41

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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.