Home / 744,584.36-1,108,455.10-740,155.70

Finding the Fourth Proportional to 744,584.36, 1,108,455.10 and 740,155.70

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Solution

The fourth proportional to 744,584.36, 1,108,455.10 and 740,155.70 is: 1,101,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,584.36 : 1,108,455.10 = 740,155.70 : x
  2. Step 2: Convert to fraction form
    744,584.36/1,108,455.10 = 740,155.70/x
  3. Step 3: Cross multiply
    744,584.36x = 1,108,455.10 × 740,155.70
  4. Step 4: Simplify right side
    744,584.36x = 820,429,360,459.07
  5. Step 5: Solve for x
    x = 820,429,360,459.07/744,584.36
  6. Step 6: Final answer
    x = 1,101,862.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.