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Finding the Fourth Proportional to 616,683.52, 924,604.32 and 328,538.24

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Solution

The fourth proportional to 616,683.52, 924,604.32 and 328,538.24 is: 492,583.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,683.52 : 924,604.32 = 328,538.24 : x
  2. Step 2: Convert to fraction form
    616,683.52/924,604.32 = 328,538.24/x
  3. Step 3: Cross multiply
    616,683.52x = 924,604.32 × 328,538.24
  4. Step 4: Simplify right side
    616,683.52x = 303,767,876,065.46
  5. Step 5: Solve for x
    x = 303,767,876,065.46/616,683.52
  6. Step 6: Final answer
    x = 492,583.09

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1.5x scale

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.