Home / 885,275.64-1,221,774.99-541,313.16

Finding the Fourth Proportional to 885,275.64, 1,221,774.99 and 541,313.16

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Solution

The fourth proportional to 885,275.64, 1,221,774.99 and 541,313.16 is: 747,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,275.64 : 1,221,774.99 = 541,313.16 : x
  2. Step 2: Convert to fraction form
    885,275.64/1,221,774.99 = 541,313.16/x
  3. Step 3: Cross multiply
    885,275.64x = 1,221,774.99 × 541,313.16
  4. Step 4: Simplify right side
    885,275.64x = 661,362,880,645.87
  5. Step 5: Solve for x
    x = 661,362,880,645.87/885,275.64
  6. Step 6: Final answer
    x = 747,070.01

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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.