Home / 634,915.79-875,934.36-362,837.72

Finding the Fourth Proportional to 634,915.79, 875,934.36 and 362,837.72

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Solution

The fourth proportional to 634,915.79, 875,934.36 and 362,837.72 is: 500,573.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,915.79 : 875,934.36 = 362,837.72 : x
  2. Step 2: Convert to fraction form
    634,915.79/875,934.36 = 362,837.72/x
  3. Step 3: Cross multiply
    634,915.79x = 875,934.36 × 362,837.72
  4. Step 4: Simplify right side
    634,915.79x = 317,822,026,052.06
  5. Step 5: Solve for x
    x = 317,822,026,052.06/634,915.79
  6. Step 6: Final answer
    x = 500,573.51

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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.