Home / 971,973.16-1,458,063.58-411,064.36

Finding the Fourth Proportional to 971,973.16, 1,458,063.58 and 411,064.36

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Solution

The fourth proportional to 971,973.16, 1,458,063.58 and 411,064.36 is: 616,640.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,973.16 : 1,458,063.58 = 411,064.36 : x
  2. Step 2: Convert to fraction form
    971,973.16/1,458,063.58 = 411,064.36/x
  3. Step 3: Cross multiply
    971,973.16x = 1,458,063.58 × 411,064.36
  4. Step 4: Simplify right side
    971,973.16x = 599,357,972,352.01
  5. Step 5: Solve for x
    x = 599,357,972,352.01/971,973.16
  6. Step 6: Final answer
    x = 616,640.46

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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.