Home / 763,616.57-1,053,729.41-441,347.54

Finding the Fourth Proportional to 763,616.57, 1,053,729.41 and 441,347.54

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Solution

The fourth proportional to 763,616.57, 1,053,729.41 and 441,347.54 is: 609,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,616.57 : 1,053,729.41 = 441,347.54 : x
  2. Step 2: Convert to fraction form
    763,616.57/1,053,729.41 = 441,347.54/x
  3. Step 3: Cross multiply
    763,616.57x = 1,053,729.41 × 441,347.54
  4. Step 4: Simplify right side
    763,616.57x = 465,060,875,453.77
  5. Step 5: Solve for x
    x = 465,060,875,453.77/763,616.57
  6. Step 6: Final answer
    x = 609,024.08

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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.