Home / 1,051,628.81-1,577,283.29-293,390.45

Finding the Fourth Proportional to 1,051,628.81, 1,577,283.29 and 293,390.45

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Solution

The fourth proportional to 1,051,628.81, 1,577,283.29 and 293,390.45 is: 440,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,628.81 : 1,577,283.29 = 293,390.45 : x
  2. Step 2: Convert to fraction form
    1,051,628.81/1,577,283.29 = 293,390.45/x
  3. Step 3: Cross multiply
    1,051,628.81x = 1,577,283.29 × 293,390.45
  4. Step 4: Simplify right side
    1,051,628.81x = 462,759,847,077.64
  5. Step 5: Solve for x
    x = 462,759,847,077.64/1,051,628.81
  6. Step 6: Final answer
    x = 440,041.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.