Home / 947,234.61-1,307,202.57-517,541.40

Finding the Fourth Proportional to 947,234.61, 1,307,202.57 and 517,541.40

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Solution

The fourth proportional to 947,234.61, 1,307,202.57 and 517,541.40 is: 714,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,234.61 : 1,307,202.57 = 517,541.40 : x
  2. Step 2: Convert to fraction form
    947,234.61/1,307,202.57 = 517,541.40/x
  3. Step 3: Cross multiply
    947,234.61x = 1,307,202.57 × 517,541.40
  4. Step 4: Simplify right side
    947,234.61x = 676,531,448,161.40
  5. Step 5: Solve for x
    x = 676,531,448,161.40/947,234.61
  6. Step 6: Final answer
    x = 714,217.41

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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.