Home / 817,319.64-1,127,883.48-473,170.12

Finding the Fourth Proportional to 817,319.64, 1,127,883.48 and 473,170.12

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Solution

The fourth proportional to 817,319.64, 1,127,883.48 and 473,170.12 is: 652,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,319.64 : 1,127,883.48 = 473,170.12 : x
  2. Step 2: Convert to fraction form
    817,319.64/1,127,883.48 = 473,170.12/x
  3. Step 3: Cross multiply
    817,319.64x = 1,127,883.48 × 473,170.12
  4. Step 4: Simplify right side
    817,319.64x = 533,680,761,577.62
  5. Step 5: Solve for x
    x = 533,680,761,577.62/817,319.64
  6. Step 6: Final answer
    x = 652,964.56

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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.