Home / 763,622.58-1,053,737.68-441,353.55

Finding the Fourth Proportional to 763,622.58, 1,053,737.68 and 441,353.55

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Solution

The fourth proportional to 763,622.58, 1,053,737.68 and 441,353.55 is: 609,032.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,622.58 : 1,053,737.68 = 441,353.55 : x
  2. Step 2: Convert to fraction form
    763,622.58/1,053,737.68 = 441,353.55/x
  3. Step 3: Cross multiply
    763,622.58x = 1,053,737.68 × 441,353.55
  4. Step 4: Simplify right side
    763,622.58x = 465,070,865,836.76
  5. Step 5: Solve for x
    x = 465,070,865,836.76/763,622.58
  6. Step 6: Final answer
    x = 609,032.36

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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.