Home / 982,153.35-1,355,358.02-552,433.77

Finding the Fourth Proportional to 982,153.35, 1,355,358.02 and 552,433.77

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Solution

The fourth proportional to 982,153.35, 1,355,358.02 and 552,433.77 is: 762,350.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,153.35 : 1,355,358.02 = 552,433.77 : x
  2. Step 2: Convert to fraction form
    982,153.35/1,355,358.02 = 552,433.77/x
  3. Step 3: Cross multiply
    982,153.35x = 1,355,358.02 × 552,433.77
  4. Step 4: Simplify right side
    982,153.35x = 748,745,537,926.17
  5. Step 5: Solve for x
    x = 748,745,537,926.17/982,153.35
  6. Step 6: Final answer
    x = 762,350.95

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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.