Home / 882,317.04-1,217,267.64-519,519.12

Finding the Fourth Proportional to 882,317.04, 1,217,267.64 and 519,519.12

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Solution

The fourth proportional to 882,317.04, 1,217,267.64 and 519,519.12 is: 716,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,317.04 : 1,217,267.64 = 519,519.12 : x
  2. Step 2: Convert to fraction form
    882,317.04/1,217,267.64 = 519,519.12/x
  3. Step 3: Cross multiply
    882,317.04x = 1,217,267.64 × 519,519.12
  4. Step 4: Simplify right side
    882,317.04x = 632,393,813,137.28
  5. Step 5: Solve for x
    x = 632,393,813,137.28/882,317.04
  6. Step 6: Final answer
    x = 716,742.15

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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.