Home / 746,607.84-1,119,916.08-185,642.34

Finding the Fourth Proportional to 746,607.84, 1,119,916.08 and 185,642.34

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Solution

The fourth proportional to 746,607.84, 1,119,916.08 and 185,642.34 is: 278,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,607.84 : 1,119,916.08 = 185,642.34 : x
  2. Step 2: Convert to fraction form
    746,607.84/1,119,916.08 = 185,642.34/x
  3. Step 3: Cross multiply
    746,607.84x = 1,119,916.08 × 185,642.34
  4. Step 4: Simplify right side
    746,607.84x = 207,903,841,694.83
  5. Step 5: Solve for x
    x = 207,903,841,694.83/746,607.84
  6. Step 6: Final answer
    x = 278,464.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.