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Finding the Fourth Proportional to 762,001.74, 1,051,596.54 and 435,343.32

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Solution

The fourth proportional to 762,001.74, 1,051,596.54 and 435,343.32 is: 600,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,001.74 : 1,051,596.54 = 435,343.32 : x
  2. Step 2: Convert to fraction form
    762,001.74/1,051,596.54 = 435,343.32/x
  3. Step 3: Cross multiply
    762,001.74x = 1,051,596.54 × 435,343.32
  4. Step 4: Simplify right side
    762,001.74x = 457,805,529,024.11
  5. Step 5: Solve for x
    x = 457,805,529,024.11/762,001.74
  6. Step 6: Final answer
    x = 600,793.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.