Home / 803,841.36-1,109,073.83-517,527.21

Finding the Fourth Proportional to 803,841.36, 1,109,073.83 and 517,527.21

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Solution

The fourth proportional to 803,841.36, 1,109,073.83 and 517,527.21 is: 714,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,841.36 : 1,109,073.83 = 517,527.21 : x
  2. Step 2: Convert to fraction form
    803,841.36/1,109,073.83 = 517,527.21/x
  3. Step 3: Cross multiply
    803,841.36x = 1,109,073.83 × 517,527.21
  4. Step 4: Simplify right side
    803,841.36x = 573,975,882,336.28
  5. Step 5: Solve for x
    x = 573,975,882,336.28/803,841.36
  6. Step 6: Final answer
    x = 714,041.24

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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.