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Finding the Fourth Proportional to 616,192.32, 923,525.46 and 349,143.22

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Solution

The fourth proportional to 616,192.32, 923,525.46 and 349,143.22 is: 523,282.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,192.32 : 923,525.46 = 349,143.22 : x
  2. Step 2: Convert to fraction form
    616,192.32/923,525.46 = 349,143.22/x
  3. Step 3: Cross multiply
    616,192.32x = 923,525.46 × 349,143.22
  4. Step 4: Simplify right side
    616,192.32x = 322,442,650,547.57
  5. Step 5: Solve for x
    x = 322,442,650,547.57/616,192.32
  6. Step 6: Final answer
    x = 523,282.49

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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.