Home / 827,368.30-1,141,817.01-623,058.76

Finding the Fourth Proportional to 827,368.30, 1,141,817.01 and 623,058.76

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Solution

The fourth proportional to 827,368.30, 1,141,817.01 and 623,058.76 is: 859,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,368.30 : 1,141,817.01 = 623,058.76 : x
  2. Step 2: Convert to fraction form
    827,368.30/1,141,817.01 = 623,058.76/x
  3. Step 3: Cross multiply
    827,368.30x = 1,141,817.01 × 623,058.76
  4. Step 4: Simplify right side
    827,368.30x = 711,419,090,397.51
  5. Step 5: Solve for x
    x = 711,419,090,397.51/827,368.30
  6. Step 6: Final answer
    x = 859,857.81

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Double scale
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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.