Home / 756,142.54-1,132,346.35-563,555.22

Finding the Fourth Proportional to 756,142.54, 1,132,346.35 and 563,555.22

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Solution

The fourth proportional to 756,142.54, 1,132,346.35 and 563,555.22 is: 843,941.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,142.54 : 1,132,346.35 = 563,555.22 : x
  2. Step 2: Convert to fraction form
    756,142.54/1,132,346.35 = 563,555.22/x
  3. Step 3: Cross multiply
    756,142.54x = 1,132,346.35 × 563,555.22
  4. Step 4: Simplify right side
    756,142.54x = 638,139,696,390.45
  5. Step 5: Solve for x
    x = 638,139,696,390.45/756,142.54
  6. Step 6: Final answer
    x = 843,941.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.