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Finding the Fourth Proportional to 583,526, 805,265.92 and 315,254

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Solution

The fourth proportional to 583,526, 805,265.92 and 315,254 is: 435,050.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,526 : 805,265.92 = 315,254 : x
  2. Step 2: Convert to fraction form
    583,526/805,265.92 = 315,254/x
  3. Step 3: Cross multiply
    583,526x = 805,265.92 × 315,254
  4. Step 4: Simplify right side
    583,526x = 253,863,302,343.68
  5. Step 5: Solve for x
    x = 253,863,302,343.68/583,526
  6. Step 6: Final answer
    x = 435,050.54

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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.