Home / 372,484.27-514,030.58-202,720.15

Finding the Fourth Proportional to 372,484.27, 514,030.58 and 202,720.15

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Solution

The fourth proportional to 372,484.27, 514,030.58 and 202,720.15 is: 279,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,484.27 : 514,030.58 = 202,720.15 : x
  2. Step 2: Convert to fraction form
    372,484.27/514,030.58 = 202,720.15/x
  3. Step 3: Cross multiply
    372,484.27x = 514,030.58 × 202,720.15
  4. Step 4: Simplify right side
    372,484.27x = 104,204,356,282.19
  5. Step 5: Solve for x
    x = 104,204,356,282.19/372,484.27
  6. Step 6: Final answer
    x = 279,755.05

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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.