Home / 976,812.77-1,348,005.75-569,194.24

Finding the Fourth Proportional to 976,812.77, 1,348,005.75 and 569,194.24

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Solution

The fourth proportional to 976,812.77, 1,348,005.75 and 569,194.24 is: 785,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,812.77 : 1,348,005.75 = 569,194.24 : x
  2. Step 2: Convert to fraction form
    976,812.77/1,348,005.75 = 569,194.24/x
  3. Step 3: Cross multiply
    976,812.77x = 1,348,005.75 × 569,194.24
  4. Step 4: Simplify right side
    976,812.77x = 767,277,105,409.90
  5. Step 5: Solve for x
    x = 767,277,105,409.90/976,812.77
  6. Step 6: Final answer
    x = 785,490.46

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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.