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Finding the Third Proportional to 372,312 and 556,964

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Solution

The third proportional to 372,312 and 556,964 is: 833,196.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,312 : 556,964 = 556,964 : x
  2. Step 2: Convert to fraction form
    372,312/556,964 = 556,964/x
  3. Step 3: Cross multiply
    372,312x = 556,964 × 556,964
  4. Step 4: Simplify right side
    372,312x = 310,208,897,296
  5. Step 5: Solve for x
    x = 310,208,897,296/372,312
  6. Step 6: Final answer
    x = 833,196.08

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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.