Home / 581,623.88-802,640.95-326,976.89

Finding the Fourth Proportional to 581,623.88, 802,640.95 and 326,976.89

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Solution

The fourth proportional to 581,623.88, 802,640.95 and 326,976.89 is: 451,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,623.88 : 802,640.95 = 326,976.89 : x
  2. Step 2: Convert to fraction form
    581,623.88/802,640.95 = 326,976.89/x
  3. Step 3: Cross multiply
    581,623.88x = 802,640.95 × 326,976.89
  4. Step 4: Simplify right side
    581,623.88x = 262,445,036,787.00
  5. Step 5: Solve for x
    x = 262,445,036,787.00/581,623.88
  6. Step 6: Final answer
    x = 451,228.10

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1.5x scale

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.