Home / 882,541.12-1,218,329.76-543,300.16

Finding the Fourth Proportional to 882,541.12, 1,218,329.76 and 543,300.16

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Solution

The fourth proportional to 882,541.12, 1,218,329.76 and 543,300.16 is: 750,014.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,541.12 : 1,218,329.76 = 543,300.16 : x
  2. Step 2: Convert to fraction form
    882,541.12/1,218,329.76 = 543,300.16/x
  3. Step 3: Cross multiply
    882,541.12x = 1,218,329.76 × 543,300.16
  4. Step 4: Simplify right side
    882,541.12x = 661,918,753,540.76
  5. Step 5: Solve for x
    x = 661,918,753,540.76/882,541.12
  6. Step 6: Final answer
    x = 750,014.63

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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.