Home / 837,542.41-1,156,013.82-475,178.38

Finding the Fourth Proportional to 837,542.41, 1,156,013.82 and 475,178.38

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Solution

The fourth proportional to 837,542.41, 1,156,013.82 and 475,178.38 is: 655,862.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,542.41 : 1,156,013.82 = 475,178.38 : x
  2. Step 2: Convert to fraction form
    837,542.41/1,156,013.82 = 475,178.38/x
  3. Step 3: Cross multiply
    837,542.41x = 1,156,013.82 × 475,178.38
  4. Step 4: Simplify right side
    837,542.41x = 549,312,771,355.18
  5. Step 5: Solve for x
    x = 549,312,771,355.18/837,542.41
  6. Step 6: Final answer
    x = 655,862.64

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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.