Home / 583,006.39-804,120.57-386,417.34

Finding the Fourth Proportional to 583,006.39, 804,120.57 and 386,417.34

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Solution

The fourth proportional to 583,006.39, 804,120.57 and 386,417.34 is: 532,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,006.39 : 804,120.57 = 386,417.34 : x
  2. Step 2: Convert to fraction form
    583,006.39/804,120.57 = 386,417.34/x
  3. Step 3: Cross multiply
    583,006.39x = 804,120.57 × 386,417.34
  4. Step 4: Simplify right side
    583,006.39x = 310,726,130,024.49
  5. Step 5: Solve for x
    x = 310,726,130,024.49/583,006.39
  6. Step 6: Final answer
    x = 532,972.08

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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.