Home / 817,849.48-1,128,553.12-603,105.16

Finding the Fourth Proportional to 817,849.48, 1,128,553.12 and 603,105.16

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Solution

The fourth proportional to 817,849.48, 1,128,553.12 and 603,105.16 is: 832,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,849.48 : 1,128,553.12 = 603,105.16 : x
  2. Step 2: Convert to fraction form
    817,849.48/1,128,553.12 = 603,105.16/x
  3. Step 3: Cross multiply
    817,849.48x = 1,128,553.12 × 603,105.16
  4. Step 4: Simplify right side
    817,849.48x = 680,636,210,006.10
  5. Step 5: Solve for x
    x = 680,636,210,006.10/817,849.48
  6. Step 6: Final answer
    x = 832,226.74

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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.