Home / 895,614.64-1,235,918.86-487,713.32

Finding the Fourth Proportional to 895,614.64, 1,235,918.86 and 487,713.32

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Solution

The fourth proportional to 895,614.64, 1,235,918.86 and 487,713.32 is: 673,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,614.64 : 1,235,918.86 = 487,713.32 : x
  2. Step 2: Convert to fraction form
    895,614.64/1,235,918.86 = 487,713.32/x
  3. Step 3: Cross multiply
    895,614.64x = 1,235,918.86 × 487,713.32
  4. Step 4: Simplify right side
    895,614.64x = 602,774,087,697.03
  5. Step 5: Solve for x
    x = 602,774,087,697.03/895,614.64
  6. Step 6: Final answer
    x = 673,028.40

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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.