Home / 876,431.52-1,209,475.56-474,023.52

Finding the Fourth Proportional to 876,431.52, 1,209,475.56 and 474,023.52

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Solution

The fourth proportional to 876,431.52, 1,209,475.56 and 474,023.52 is: 654,152.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,431.52 : 1,209,475.56 = 474,023.52 : x
  2. Step 2: Convert to fraction form
    876,431.52/1,209,475.56 = 474,023.52/x
  3. Step 3: Cross multiply
    876,431.52x = 1,209,475.56 × 474,023.52
  4. Step 4: Simplify right side
    876,431.52x = 573,319,862,305.17
  5. Step 5: Solve for x
    x = 573,319,862,305.17/876,431.52
  6. Step 6: Final answer
    x = 654,152.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.