Home / 922,532.56-1,273,077.96-520,124.88

Finding the Fourth Proportional to 922,532.56, 1,273,077.96 and 520,124.88

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Solution

The fourth proportional to 922,532.56, 1,273,077.96 and 520,124.88 is: 717,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,532.56 : 1,273,077.96 = 520,124.88 : x
  2. Step 2: Convert to fraction form
    922,532.56/1,273,077.96 = 520,124.88/x
  3. Step 3: Cross multiply
    922,532.56x = 1,273,077.96 × 520,124.88
  4. Step 4: Simplify right side
    922,532.56x = 662,159,521,175.65
  5. Step 5: Solve for x
    x = 662,159,521,175.65/922,532.56
  6. Step 6: Final answer
    x = 717,762.77

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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.