Home / 748,153.50-1,032,451.83-408,622.56

Finding the Fourth Proportional to 748,153.50, 1,032,451.83 and 408,622.56

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Solution

The fourth proportional to 748,153.50, 1,032,451.83 and 408,622.56 is: 563,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,153.50 : 1,032,451.83 = 408,622.56 : x
  2. Step 2: Convert to fraction form
    748,153.50/1,032,451.83 = 408,622.56/x
  3. Step 3: Cross multiply
    748,153.50x = 1,032,451.83 × 408,622.56
  4. Step 4: Simplify right side
    748,153.50x = 421,883,109,851.29
  5. Step 5: Solve for x
    x = 421,883,109,851.29/748,153.50
  6. Step 6: Final answer
    x = 563,899.13

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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.