Home / 832,803.56-1,249,205.18-454,042.80

Finding the Fourth Proportional to 832,803.56, 1,249,205.18 and 454,042.80

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Solution

The fourth proportional to 832,803.56, 1,249,205.18 and 454,042.80 is: 681,064.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,803.56 : 1,249,205.18 = 454,042.80 : x
  2. Step 2: Convert to fraction form
    832,803.56/1,249,205.18 = 454,042.80/x
  3. Step 3: Cross multiply
    832,803.56x = 1,249,205.18 × 454,042.80
  4. Step 4: Simplify right side
    832,803.56x = 567,192,617,985.48
  5. Step 5: Solve for x
    x = 567,192,617,985.48/832,803.56
  6. Step 6: Final answer
    x = 681,064.11

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.