Home / 862,952.04-1,190,875.14-480,971.88

Finding the Fourth Proportional to 862,952.04, 1,190,875.14 and 480,971.88

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Solution

The fourth proportional to 862,952.04, 1,190,875.14 and 480,971.88 is: 663,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,952.04 : 1,190,875.14 = 480,971.88 : x
  2. Step 2: Convert to fraction form
    862,952.04/1,190,875.14 = 480,971.88/x
  3. Step 3: Cross multiply
    862,952.04x = 1,190,875.14 × 480,971.88
  4. Step 4: Simplify right side
    862,952.04x = 572,777,454,931.06
  5. Step 5: Solve for x
    x = 572,777,454,931.06/862,952.04
  6. Step 6: Final answer
    x = 663,741.93

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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.