Home / 1,006,043.54-1,509,066.29-407,009.79

Finding the Fourth Proportional to 1,006,043.54, 1,509,066.29 and 407,009.79

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Solution

The fourth proportional to 1,006,043.54, 1,509,066.29 and 407,009.79 is: 610,515.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,043.54 : 1,509,066.29 = 407,009.79 : x
  2. Step 2: Convert to fraction form
    1,006,043.54/1,509,066.29 = 407,009.79/x
  3. Step 3: Cross multiply
    1,006,043.54x = 1,509,066.29 × 407,009.79
  4. Step 4: Simplify right side
    1,006,043.54x = 614,204,754,806.50
  5. Step 5: Solve for x
    x = 614,204,754,806.50/1,006,043.54
  6. Step 6: Final answer
    x = 610,515.09

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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.