Home / 817,268.28-1,127,191.19-530,880.63

Finding the Fourth Proportional to 817,268.28, 1,127,191.19 and 530,880.63

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Solution

The fourth proportional to 817,268.28, 1,127,191.19 and 530,880.63 is: 732,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,268.28 : 1,127,191.19 = 530,880.63 : x
  2. Step 2: Convert to fraction form
    817,268.28/1,127,191.19 = 530,880.63/x
  3. Step 3: Cross multiply
    817,268.28x = 1,127,191.19 × 530,880.63
  4. Step 4: Simplify right side
    817,268.28x = 598,403,966,423.25
  5. Step 5: Solve for x
    x = 598,403,966,423.25/817,268.28
  6. Step 6: Final answer
    x = 732,200.16

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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.