Home / 860,055.68-1,186,803.81-472,850.16

Finding the Fourth Proportional to 860,055.68, 1,186,803.81 and 472,850.16

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Solution

The fourth proportional to 860,055.68, 1,186,803.81 and 472,850.16 is: 652,493.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,055.68 : 1,186,803.81 = 472,850.16 : x
  2. Step 2: Convert to fraction form
    860,055.68/1,186,803.81 = 472,850.16/x
  3. Step 3: Cross multiply
    860,055.68x = 1,186,803.81 × 472,850.16
  4. Step 4: Simplify right side
    860,055.68x = 561,180,371,447.11
  5. Step 5: Solve for x
    x = 561,180,371,447.11/860,055.68
  6. Step 6: Final answer
    x = 652,493.07

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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.