Home / 860,172.50-1,187,068.48-473,017.44

Finding the Fourth Proportional to 860,172.50, 1,187,068.48 and 473,017.44

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Solution

The fourth proportional to 860,172.50, 1,187,068.48 and 473,017.44 is: 652,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,172.50 : 1,187,068.48 = 473,017.44 : x
  2. Step 2: Convert to fraction form
    860,172.50/1,187,068.48 = 473,017.44/x
  3. Step 3: Cross multiply
    860,172.50x = 1,187,068.48 × 473,017.44
  4. Step 4: Simplify right side
    860,172.50x = 561,504,093,514.29
  5. Step 5: Solve for x
    x = 561,504,093,514.29/860,172.50
  6. Step 6: Final answer
    x = 652,780.80

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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.