Home / 609,664.06-841,747.20-380,570.14

Finding the Fourth Proportional to 609,664.06, 841,747.20 and 380,570.14

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Solution

The fourth proportional to 609,664.06, 841,747.20 and 380,570.14 is: 525,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,664.06 : 841,747.20 = 380,570.14 : x
  2. Step 2: Convert to fraction form
    609,664.06/841,747.20 = 380,570.14/x
  3. Step 3: Cross multiply
    609,664.06x = 841,747.20 × 380,570.14
  4. Step 4: Simplify right side
    609,664.06x = 320,343,849,748.61
  5. Step 5: Solve for x
    x = 320,343,849,748.61/609,664.06
  6. Step 6: Final answer
    x = 525,443.22

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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.