Home / 692,036.40-955,008.91-386,094.57

Finding the Fourth Proportional to 692,036.40, 955,008.91 and 386,094.57

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Solution

The fourth proportional to 692,036.40, 955,008.91 and 386,094.57 is: 532,809.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,036.40 : 955,008.91 = 386,094.57 : x
  2. Step 2: Convert to fraction form
    692,036.40/955,008.91 = 386,094.57/x
  3. Step 3: Cross multiply
    692,036.40x = 955,008.91 × 386,094.57
  4. Step 4: Simplify right side
    692,036.40x = 368,723,758,325.95
  5. Step 5: Solve for x
    x = 368,723,758,325.95/692,036.40
  6. Step 6: Final answer
    x = 532,809.78

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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.