Home / 837,717.59-1,156,055.30-455,747.10

Finding the Fourth Proportional to 837,717.59, 1,156,055.30 and 455,747.10

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Solution

The fourth proportional to 837,717.59, 1,156,055.30 and 455,747.10 is: 628,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,717.59 : 1,156,055.30 = 455,747.10 : x
  2. Step 2: Convert to fraction form
    837,717.59/1,156,055.30 = 455,747.10/x
  3. Step 3: Cross multiply
    837,717.59x = 1,156,055.30 × 455,747.10
  4. Step 4: Simplify right side
    837,717.59x = 526,868,852,012.55
  5. Step 5: Solve for x
    x = 526,868,852,012.55/837,717.59
  6. Step 6: Final answer
    x = 628,933.74

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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.