Home / 953,236.69-1,315,461.53-517,650.28

Finding the Fourth Proportional to 953,236.69, 1,315,461.53 and 517,650.28

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Solution

The fourth proportional to 953,236.69, 1,315,461.53 and 517,650.28 is: 714,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,236.69 : 1,315,461.53 = 517,650.28 : x
  2. Step 2: Convert to fraction form
    953,236.69/1,315,461.53 = 517,650.28/x
  3. Step 3: Cross multiply
    953,236.69x = 1,315,461.53 × 517,650.28
  4. Step 4: Simplify right side
    953,236.69x = 680,949,027,339.20
  5. Step 5: Solve for x
    x = 680,949,027,339.20/953,236.69
  6. Step 6: Final answer
    x = 714,354.62

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Double scale
Find fourth proportional to 953,237.69, 1,315,462.91 and 517,651.28
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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.