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Finding the Fourth Proportional to 435,779.86, 601,436.73 and 244,807.78

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Solution

The fourth proportional to 435,779.86, 601,436.73 and 244,807.78 is: 337,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,779.86 : 601,436.73 = 244,807.78 : x
  2. Step 2: Convert to fraction form
    435,779.86/601,436.73 = 244,807.78/x
  3. Step 3: Cross multiply
    435,779.86x = 601,436.73 × 244,807.78
  4. Step 4: Simplify right side
    435,779.86x = 147,236,390,681.76
  5. Step 5: Solve for x
    x = 147,236,390,681.76/435,779.86
  6. Step 6: Final answer
    x = 337,868.74

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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.