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Finding the Fourth Proportional to 434,447.94, 599,607.70 and 253,265.92

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Solution

The fourth proportional to 434,447.94, 599,607.70 and 253,265.92 is: 349,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,447.94 : 599,607.70 = 253,265.92 : x
  2. Step 2: Convert to fraction form
    434,447.94/599,607.70 = 253,265.92/x
  3. Step 3: Cross multiply
    434,447.94x = 599,607.70 × 253,265.92
  4. Step 4: Simplify right side
    434,447.94x = 151,860,195,779.58
  5. Step 5: Solve for x
    x = 151,860,195,779.58/434,447.94
  6. Step 6: Final answer
    x = 349,547.51

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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.