Home / 1,005,576.40-1,387,300.32-575,625.04

Finding the Fourth Proportional to 1,005,576.40, 1,387,300.32 and 575,625.04

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Solution

The fourth proportional to 1,005,576.40, 1,387,300.32 and 575,625.04 is: 794,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,576.40 : 1,387,300.32 = 575,625.04 : x
  2. Step 2: Convert to fraction form
    1,005,576.40/1,387,300.32 = 575,625.04/x
  3. Step 3: Cross multiply
    1,005,576.40x = 1,387,300.32 × 575,625.04
  4. Step 4: Simplify right side
    1,005,576.40x = 798,564,802,192.01
  5. Step 5: Solve for x
    x = 798,564,802,192.01/1,005,576.40
  6. Step 6: Final answer
    x = 794,136.38

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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.