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Finding the Fourth Proportional to 532,259.07, 734,407.83 and 305,860.83

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Solution

The fourth proportional to 532,259.07, 734,407.83 and 305,860.83 is: 422,024.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,259.07 : 734,407.83 = 305,860.83 : x
  2. Step 2: Convert to fraction form
    532,259.07/734,407.83 = 305,860.83/x
  3. Step 3: Cross multiply
    532,259.07x = 734,407.83 × 305,860.83
  4. Step 4: Simplify right side
    532,259.07x = 224,626,588,442.30
  5. Step 5: Solve for x
    x = 224,626,588,442.30/532,259.07
  6. Step 6: Final answer
    x = 422,024.91

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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.