Home / 767,764.02-1,059,506.97-423,602.73

Finding the Fourth Proportional to 767,764.02, 1,059,506.97 and 423,602.73

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Solution

The fourth proportional to 767,764.02, 1,059,506.97 and 423,602.73 is: 584,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,764.02 : 1,059,506.97 = 423,602.73 : x
  2. Step 2: Convert to fraction form
    767,764.02/1,059,506.97 = 423,602.73/x
  3. Step 3: Cross multiply
    767,764.02x = 1,059,506.97 × 423,602.73
  4. Step 4: Simplify right side
    767,764.02x = 448,810,044,946.03
  5. Step 5: Solve for x
    x = 448,810,044,946.03/767,764.02
  6. Step 6: Final answer
    x = 584,567.70

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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.