Home / 702,999.41-1,054,332.45-303,421.95

Finding the Fourth Proportional to 702,999.41, 1,054,332.45 and 303,421.95

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Solution

The fourth proportional to 702,999.41, 1,054,332.45 and 303,421.95 is: 455,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,999.41 : 1,054,332.45 = 303,421.95 : x
  2. Step 2: Convert to fraction form
    702,999.41/1,054,332.45 = 303,421.95/x
  3. Step 3: Cross multiply
    702,999.41x = 1,054,332.45 × 303,421.95
  4. Step 4: Simplify right side
    702,999.41x = 319,907,607,927.28
  5. Step 5: Solve for x
    x = 319,907,607,927.28/702,999.41
  6. Step 6: Final answer
    x = 455,060.99

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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.