Home / 747,900.23-1,032,098.24-408,366.05

Finding the Fourth Proportional to 747,900.23, 1,032,098.24 and 408,366.05

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Solution

The fourth proportional to 747,900.23, 1,032,098.24 and 408,366.05 is: 563,542.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,900.23 : 1,032,098.24 = 408,366.05 : x
  2. Step 2: Convert to fraction form
    747,900.23/1,032,098.24 = 408,366.05/x
  3. Step 3: Cross multiply
    747,900.23x = 1,032,098.24 × 408,366.05
  4. Step 4: Simplify right side
    747,900.23x = 421,473,879,438.92
  5. Step 5: Solve for x
    x = 421,473,879,438.92/747,900.23
  6. Step 6: Final answer
    x = 563,542.92

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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.