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Finding the Fourth Proportional to 530,754.52, 732,408.06 and 292,290.52

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Solution

The fourth proportional to 530,754.52, 732,408.06 and 292,290.52 is: 403,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,754.52 : 732,408.06 = 292,290.52 : x
  2. Step 2: Convert to fraction form
    530,754.52/732,408.06 = 292,290.52/x
  3. Step 3: Cross multiply
    530,754.52x = 732,408.06 × 292,290.52
  4. Step 4: Simplify right side
    530,754.52x = 214,075,932,709.59
  5. Step 5: Solve for x
    x = 214,075,932,709.59/530,754.52
  6. Step 6: Final answer
    x = 403,342.65

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1.5x scale

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.