Home / 924,961.28-1,276,453.59-517,079.70

Finding the Fourth Proportional to 924,961.28, 1,276,453.59 and 517,079.70

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Solution

The fourth proportional to 924,961.28, 1,276,453.59 and 517,079.70 is: 713,573.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,961.28 : 1,276,453.59 = 517,079.70 : x
  2. Step 2: Convert to fraction form
    924,961.28/1,276,453.59 = 517,079.70/x
  3. Step 3: Cross multiply
    924,961.28x = 1,276,453.59 × 517,079.70
  4. Step 4: Simplify right side
    924,961.28x = 660,028,237,442.07
  5. Step 5: Solve for x
    x = 660,028,237,442.07/924,961.28
  6. Step 6: Final answer
    x = 713,573.91

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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.