Home / 877,436.58-1,315,282.98-610,636.59

Finding the Fourth Proportional to 877,436.58, 1,315,282.98 and 610,636.59

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Solution

The fourth proportional to 877,436.58, 1,315,282.98 and 610,636.59 is: 915,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,436.58 : 1,315,282.98 = 610,636.59 : x
  2. Step 2: Convert to fraction form
    877,436.58/1,315,282.98 = 610,636.59/x
  3. Step 3: Cross multiply
    877,436.58x = 1,315,282.98 × 610,636.59
  4. Step 4: Simplify right side
    877,436.58x = 803,159,912,383.16
  5. Step 5: Solve for x
    x = 803,159,912,383.16/877,436.58
  6. Step 6: Final answer
    x = 915,348.11

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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.