Home / 976,821.75-1,348,018.16-569,203.25

Finding the Fourth Proportional to 976,821.75, 1,348,018.16 and 569,203.25

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Solution

The fourth proportional to 976,821.75, 1,348,018.16 and 569,203.25 is: 785,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,821.75 : 1,348,018.16 = 569,203.25 : x
  2. Step 2: Convert to fraction form
    976,821.75/1,348,018.16 = 569,203.25/x
  3. Step 3: Cross multiply
    976,821.75x = 1,348,018.16 × 569,203.25
  4. Step 4: Simplify right side
    976,821.75x = 767,296,308,144.91
  5. Step 5: Solve for x
    x = 767,296,308,144.91/976,821.75
  6. Step 6: Final answer
    x = 785,502.89

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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.