Home / 931,471.60-1,285,242.19-544,212.16

Finding the Fourth Proportional to 931,471.60, 1,285,242.19 and 544,212.16

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Solution

The fourth proportional to 931,471.60, 1,285,242.19 and 544,212.16 is: 750,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,471.60 : 1,285,242.19 = 544,212.16 : x
  2. Step 2: Convert to fraction form
    931,471.60/1,285,242.19 = 544,212.16/x
  3. Step 3: Cross multiply
    931,471.60x = 1,285,242.19 × 544,212.16
  4. Step 4: Simplify right side
    931,471.60x = 699,444,423,769.40
  5. Step 5: Solve for x
    x = 699,444,423,769.40/931,471.60
  6. Step 6: Final answer
    x = 750,902.58

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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.