Home / 343,282.32-514,715.04-153,706.68

Finding the Fourth Proportional to 343,282.32, 514,715.04 and 153,706.68

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Solution

The fourth proportional to 343,282.32, 514,715.04 and 153,706.68 is: 230,466.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,282.32 : 514,715.04 = 153,706.68 : x
  2. Step 2: Convert to fraction form
    343,282.32/514,715.04 = 153,706.68/x
  3. Step 3: Cross multiply
    343,282.32x = 514,715.04 × 153,706.68
  4. Step 4: Simplify right side
    343,282.32x = 79,115,139,944.47
  5. Step 5: Solve for x
    x = 79,115,139,944.47/343,282.32
  6. Step 6: Final answer
    x = 230,466.69

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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.