Home / 850,831.39-1,174,132.26-463,650.23

Finding the Fourth Proportional to 850,831.39, 1,174,132.26 and 463,650.23

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Solution

The fourth proportional to 850,831.39, 1,174,132.26 and 463,650.23 is: 639,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,831.39 : 1,174,132.26 = 463,650.23 : x
  2. Step 2: Convert to fraction form
    850,831.39/1,174,132.26 = 463,650.23/x
  3. Step 3: Cross multiply
    850,831.39x = 1,174,132.26 × 463,650.23
  4. Step 4: Simplify right side
    850,831.39x = 544,386,688,730.26
  5. Step 5: Solve for x
    x = 544,386,688,730.26/850,831.39
  6. Step 6: Final answer
    x = 639,829.11

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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.