Home / 845,350.59-1,166,587.92-505,818.84

Finding the Fourth Proportional to 845,350.59, 1,166,587.92 and 505,818.84

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Solution

The fourth proportional to 845,350.59, 1,166,587.92 and 505,818.84 is: 698,032.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,350.59 : 1,166,587.92 = 505,818.84 : x
  2. Step 2: Convert to fraction form
    845,350.59/1,166,587.92 = 505,818.84/x
  3. Step 3: Cross multiply
    845,350.59x = 1,166,587.92 × 505,818.84
  4. Step 4: Simplify right side
    845,350.59x = 590,082,152,827.12
  5. Step 5: Solve for x
    x = 590,082,152,827.12/845,350.59
  6. Step 6: Final answer
    x = 698,032.46

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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.