Home / 914,020.20-1,371,419.10-440,461.80

Finding the Fourth Proportional to 914,020.20, 1,371,419.10 and 440,461.80

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Solution

The fourth proportional to 914,020.20, 1,371,419.10 and 440,461.80 is: 660,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,020.20 : 1,371,419.10 = 440,461.80 : x
  2. Step 2: Convert to fraction form
    914,020.20/1,371,419.10 = 440,461.80/x
  3. Step 3: Cross multiply
    914,020.20x = 1,371,419.10 × 440,461.80
  4. Step 4: Simplify right side
    914,020.20x = 604,057,725,340.38
  5. Step 5: Solve for x
    x = 604,057,725,340.38/914,020.20
  6. Step 6: Final answer
    x = 660,880.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.