Home / 540,629.03-746,037.95-298,897.49

Finding the Fourth Proportional to 540,629.03, 746,037.95 and 298,897.49

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Solution

The fourth proportional to 540,629.03, 746,037.95 and 298,897.49 is: 412,461.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,629.03 : 746,037.95 = 298,897.49 : x
  2. Step 2: Convert to fraction form
    540,629.03/746,037.95 = 298,897.49/x
  3. Step 3: Cross multiply
    540,629.03x = 746,037.95 × 298,897.49
  4. Step 4: Simplify right side
    540,629.03x = 222,988,871,070.35
  5. Step 5: Solve for x
    x = 222,988,871,070.35/540,629.03
  6. Step 6: Final answer
    x = 412,461.89

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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.