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Finding the Fourth Proportional to 937,430.84, 1,293,647.28 and 507,701

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Solution

The fourth proportional to 937,430.84, 1,293,647.28 and 507,701 is: 700,623.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,430.84 : 1,293,647.28 = 507,701 : x
  2. Step 2: Convert to fraction form
    937,430.84/1,293,647.28 = 507,701/x
  3. Step 3: Cross multiply
    937,430.84x = 1,293,647.28 × 507,701
  4. Step 4: Simplify right side
    937,430.84x = 656,786,017,703.28
  5. Step 5: Solve for x
    x = 656,786,017,703.28/937,430.84
  6. Step 6: Final answer
    x = 700,623.44

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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.