Home / 860,222.32-1,187,136.64-473,053.60

Finding the Fourth Proportional to 860,222.32, 1,187,136.64 and 473,053.60

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Solution

The fourth proportional to 860,222.32, 1,187,136.64 and 473,053.60 is: 652,830.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,222.32 : 1,187,136.64 = 473,053.60 : x
  2. Step 2: Convert to fraction form
    860,222.32/1,187,136.64 = 473,053.60/x
  3. Step 3: Cross multiply
    860,222.32x = 1,187,136.64 × 473,053.60
  4. Step 4: Simplify right side
    860,222.32x = 561,579,261,243.90
  5. Step 5: Solve for x
    x = 561,579,261,243.90/860,222.32
  6. Step 6: Final answer
    x = 652,830.38

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Double scale
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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.