Home / 843,663.38-1,164,252.39-456,477.62

Finding the Fourth Proportional to 843,663.38, 1,164,252.39 and 456,477.62

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Solution

The fourth proportional to 843,663.38, 1,164,252.39 and 456,477.62 is: 629,937.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,663.38 : 1,164,252.39 = 456,477.62 : x
  2. Step 2: Convert to fraction form
    843,663.38/1,164,252.39 = 456,477.62/x
  3. Step 3: Cross multiply
    843,663.38x = 1,164,252.39 × 456,477.62
  4. Step 4: Simplify right side
    843,663.38x = 531,455,160,066.51
  5. Step 5: Solve for x
    x = 531,455,160,066.51/843,663.38
  6. Step 6: Final answer
    x = 629,937.45

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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.