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Finding the Fourth Proportional to 937,354.68, 1,406,031.66 and 376,389

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Solution

The fourth proportional to 937,354.68, 1,406,031.66 and 376,389 is: 564,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,354.68 : 1,406,031.66 = 376,389 : x
  2. Step 2: Convert to fraction form
    937,354.68/1,406,031.66 = 376,389/x
  3. Step 3: Cross multiply
    937,354.68x = 1,406,031.66 × 376,389
  4. Step 4: Simplify right side
    937,354.68x = 529,214,850,475.74
  5. Step 5: Solve for x
    x = 529,214,850,475.74/937,354.68
  6. Step 6: Final answer
    x = 564,583.36

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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.