Home / 824,750.64-1,236,494.88-571,302.72

Finding the Fourth Proportional to 824,750.64, 1,236,494.88 and 571,302.72

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Solution

The fourth proportional to 824,750.64, 1,236,494.88 and 571,302.72 is: 856,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,750.64 : 1,236,494.88 = 571,302.72 : x
  2. Step 2: Convert to fraction form
    824,750.64/1,236,494.88 = 571,302.72/x
  3. Step 3: Cross multiply
    824,750.64x = 1,236,494.88 × 571,302.72
  4. Step 4: Simplify right side
    824,750.64x = 706,412,888,210.07
  5. Step 5: Solve for x
    x = 706,412,888,210.07/824,750.64
  6. Step 6: Final answer
    x = 856,516.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.