Home / 947,289.53-1,307,244.29-517,560.44

Finding the Fourth Proportional to 947,289.53, 1,307,244.29 and 517,560.44

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Solution

The fourth proportional to 947,289.53, 1,307,244.29 and 517,560.44 is: 714,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,289.53 : 1,307,244.29 = 517,560.44 : x
  2. Step 2: Convert to fraction form
    947,289.53/1,307,244.29 = 517,560.44/x
  3. Step 3: Cross multiply
    947,289.53x = 1,307,244.29 × 517,560.44
  4. Step 4: Simplify right side
    947,289.53x = 676,577,920,795.86
  5. Step 5: Solve for x
    x = 676,577,920,795.86/947,289.53
  6. Step 6: Final answer
    x = 714,225.06

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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.