Home / 947,095.66-1,307,082.09-517,440.34

Finding the Fourth Proportional to 947,095.66, 1,307,082.09 and 517,440.34

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Solution

The fourth proportional to 947,095.66, 1,307,082.09 and 517,440.34 is: 714,116.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,095.66 : 1,307,082.09 = 517,440.34 : x
  2. Step 2: Convert to fraction form
    947,095.66/1,307,082.09 = 517,440.34/x
  3. Step 3: Cross multiply
    947,095.66x = 1,307,082.09 × 517,440.34
  4. Step 4: Simplify right side
    947,095.66x = 676,337,001,057.51
  5. Step 5: Solve for x
    x = 676,337,001,057.51/947,095.66
  6. Step 6: Final answer
    x = 714,116.88

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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.