Home / 906,282.74-1,250,643.74-498,384.16

Finding the Fourth Proportional to 906,282.74, 1,250,643.74 and 498,384.16

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Solution

The fourth proportional to 906,282.74, 1,250,643.74 and 498,384.16 is: 687,755.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,282.74 : 1,250,643.74 = 498,384.16 : x
  2. Step 2: Convert to fraction form
    906,282.74/1,250,643.74 = 498,384.16/x
  3. Step 3: Cross multiply
    906,282.74x = 1,250,643.74 × 498,384.16
  4. Step 4: Simplify right side
    906,282.74x = 623,301,024,200.63
  5. Step 5: Solve for x
    x = 623,301,024,200.63/906,282.74
  6. Step 6: Final answer
    x = 687,755.59

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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.