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Finding the Fourth Proportional to 572,557, 858,929.34 and 235,506.28

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Solution

The fourth proportional to 572,557, 858,929.34 and 235,506.28 is: 353,298.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,557 : 858,929.34 = 235,506.28 : x
  2. Step 2: Convert to fraction form
    572,557/858,929.34 = 235,506.28/x
  3. Step 3: Cross multiply
    572,557x = 858,929.34 × 235,506.28
  4. Step 4: Simplify right side
    572,557x = 202,283,253,646.26
  5. Step 5: Solve for x
    x = 202,283,253,646.26/572,557
  6. Step 6: Final answer
    x = 353,298.02

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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.