Home / 1,006,719.24-1,389,272.75-554,010.24

Finding the Fourth Proportional to 1,006,719.24, 1,389,272.75 and 554,010.24

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Solution

The fourth proportional to 1,006,719.24, 1,389,272.75 and 554,010.24 is: 764,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,719.24 : 1,389,272.75 = 554,010.24 : x
  2. Step 2: Convert to fraction form
    1,006,719.24/1,389,272.75 = 554,010.24/x
  3. Step 3: Cross multiply
    1,006,719.24x = 1,389,272.75 × 554,010.24
  4. Step 4: Simplify right side
    1,006,719.24x = 769,671,323,750.67
  5. Step 5: Solve for x
    x = 769,671,323,750.67/1,006,719.24
  6. Step 6: Final answer
    x = 764,534.24

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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.