Home / 631,053.04-870,846.60-344,572.24

Finding the Fourth Proportional to 631,053.04, 870,846.60 and 344,572.24

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Solution

The fourth proportional to 631,053.04, 870,846.60 and 344,572.24 is: 475,506.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,053.04 : 870,846.60 = 344,572.24 : x
  2. Step 2: Convert to fraction form
    631,053.04/870,846.60 = 344,572.24/x
  3. Step 3: Cross multiply
    631,053.04x = 870,846.60 × 344,572.24
  4. Step 4: Simplify right side
    631,053.04x = 300,069,563,658.38
  5. Step 5: Solve for x
    x = 300,069,563,658.38/631,053.04
  6. Step 6: Final answer
    x = 475,506.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.