Home / 836,472.69-1,154,339.34-454,499.46

Finding the Fourth Proportional to 836,472.69, 1,154,339.34 and 454,499.46

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Solution

The fourth proportional to 836,472.69, 1,154,339.34 and 454,499.46 is: 627,213.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,472.69 : 1,154,339.34 = 454,499.46 : x
  2. Step 2: Convert to fraction form
    836,472.69/1,154,339.34 = 454,499.46/x
  3. Step 3: Cross multiply
    836,472.69x = 1,154,339.34 × 454,499.46
  4. Step 4: Simplify right side
    836,472.69x = 524,646,606,686.76
  5. Step 5: Solve for x
    x = 524,646,606,686.76/836,472.69
  6. Step 6: Final answer
    x = 627,213.07

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Double scale
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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.