Home / 947,341.95-1,307,911.10-616,513.11

Finding the Fourth Proportional to 947,341.95, 1,307,911.10 and 616,513.11

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Solution

The fourth proportional to 947,341.95, 1,307,911.10 and 616,513.11 is: 851,165.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,341.95 : 1,307,911.10 = 616,513.11 : x
  2. Step 2: Convert to fraction form
    947,341.95/1,307,911.10 = 616,513.11/x
  3. Step 3: Cross multiply
    947,341.95x = 1,307,911.10 × 616,513.11
  4. Step 4: Simplify right side
    947,341.95x = 806,344,336,781.96
  5. Step 5: Solve for x
    x = 806,344,336,781.96/947,341.95
  6. Step 6: Final answer
    x = 851,165.03

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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.