Home / 370,920.61-556,364.18-154,690.29

Finding the Fourth Proportional to 370,920.61, 556,364.18 and 154,690.29

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Solution

The fourth proportional to 370,920.61, 556,364.18 and 154,690.29 is: 232,028.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,920.61 : 556,364.18 = 154,690.29 : x
  2. Step 2: Convert to fraction form
    370,920.61/556,364.18 = 154,690.29/x
  3. Step 3: Cross multiply
    370,920.61x = 556,364.18 × 154,690.29
  4. Step 4: Simplify right side
    370,920.61x = 86,064,136,349.81
  5. Step 5: Solve for x
    x = 86,064,136,349.81/370,920.61
  6. Step 6: Final answer
    x = 232,028.46

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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.