Home / 839,551.32-1,158,605.28-457,602.84

Finding the Fourth Proportional to 839,551.32, 1,158,605.28 and 457,602.84

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Solution

The fourth proportional to 839,551.32, 1,158,605.28 and 457,602.84 is: 631,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,551.32 : 1,158,605.28 = 457,602.84 : x
  2. Step 2: Convert to fraction form
    839,551.32/1,158,605.28 = 457,602.84/x
  3. Step 3: Cross multiply
    839,551.32x = 1,158,605.28 × 457,602.84
  4. Step 4: Simplify right side
    839,551.32x = 530,181,066,567.00
  5. Step 5: Solve for x
    x = 530,181,066,567.00/839,551.32
  6. Step 6: Final answer
    x = 631,505.25

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Double scale
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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.