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Finding the Fourth Proportional to 845,991.60, 1,167,066 and 506,394.24

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Solution

The fourth proportional to 845,991.60, 1,167,066 and 506,394.24 is: 698,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,991.60 : 1,167,066 = 506,394.24 : x
  2. Step 2: Convert to fraction form
    845,991.60/1,167,066 = 506,394.24/x
  3. Step 3: Cross multiply
    845,991.60x = 1,167,066 × 506,394.24
  4. Step 4: Simplify right side
    845,991.60x = 590,995,500,099.84
  5. Step 5: Solve for x
    x = 590,995,500,099.84/845,991.60
  6. Step 6: Final answer
    x = 698,583.18

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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.