Home / 817,841.48-1,128,542.10-603,097.16

Finding the Fourth Proportional to 817,841.48, 1,128,542.10 and 603,097.16

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Solution

The fourth proportional to 817,841.48, 1,128,542.10 and 603,097.16 is: 832,215.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,841.48 : 1,128,542.10 = 603,097.16 : x
  2. Step 2: Convert to fraction form
    817,841.48/1,128,542.10 = 603,097.16/x
  3. Step 3: Cross multiply
    817,841.48x = 1,128,542.10 × 603,097.16
  4. Step 4: Simplify right side
    817,841.48x = 680,620,535,450.44
  5. Step 5: Solve for x
    x = 680,620,535,450.44/817,841.48
  6. Step 6: Final answer
    x = 832,215.72

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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.