Home / 676,037.47-932,942.76-370,108.74

Finding the Fourth Proportional to 676,037.47, 932,942.76 and 370,108.74

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Solution

The fourth proportional to 676,037.47, 932,942.76 and 370,108.74 is: 510,756.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,037.47 : 932,942.76 = 370,108.74 : x
  2. Step 2: Convert to fraction form
    676,037.47/932,942.76 = 370,108.74/x
  3. Step 3: Cross multiply
    676,037.47x = 932,942.76 × 370,108.74
  4. Step 4: Simplify right side
    676,037.47x = 345,290,273,588.21
  5. Step 5: Solve for x
    x = 345,290,273,588.21/676,037.47
  6. Step 6: Final answer
    x = 510,756.12

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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.