Home / 954,830.72-1,317,671.16-525,138.32

Finding the Fourth Proportional to 954,830.72, 1,317,671.16 and 525,138.32

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Solution

The fourth proportional to 954,830.72, 1,317,671.16 and 525,138.32 is: 724,693.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,830.72 : 1,317,671.16 = 525,138.32 : x
  2. Step 2: Convert to fraction form
    954,830.72/1,317,671.16 = 525,138.32/x
  3. Step 3: Cross multiply
    954,830.72x = 1,317,671.16 × 525,138.32
  4. Step 4: Simplify right side
    954,830.72x = 691,959,619,274.85
  5. Step 5: Solve for x
    x = 691,959,619,274.85/954,830.72
  6. Step 6: Final answer
    x = 724,693.50

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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.