Home / 705,463.23-973,549.67-399,532.02

Finding the Fourth Proportional to 705,463.23, 973,549.67 and 399,532.02

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Solution

The fourth proportional to 705,463.23, 973,549.67 and 399,532.02 is: 551,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,463.23 : 973,549.67 = 399,532.02 : x
  2. Step 2: Convert to fraction form
    705,463.23/973,549.67 = 399,532.02/x
  3. Step 3: Cross multiply
    705,463.23x = 973,549.67 × 399,532.02
  4. Step 4: Simplify right side
    705,463.23x = 388,964,266,225.43
  5. Step 5: Solve for x
    x = 388,964,266,225.43/705,463.23
  6. Step 6: Final answer
    x = 551,360.08

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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.