Home / 651,069.59-898,787.55-433,640.11

Finding the Fourth Proportional to 651,069.59, 898,787.55 and 433,640.11

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Solution

The fourth proportional to 651,069.59, 898,787.55 and 433,640.11 is: 598,630.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,069.59 : 898,787.55 = 433,640.11 : x
  2. Step 2: Convert to fraction form
    651,069.59/898,787.55 = 433,640.11/x
  3. Step 3: Cross multiply
    651,069.59x = 898,787.55 × 433,640.11
  4. Step 4: Simplify right side
    651,069.59x = 389,750,332,048.63
  5. Step 5: Solve for x
    x = 389,750,332,048.63/651,069.59
  6. Step 6: Final answer
    x = 598,630.83

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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.