Home / 988,895.16-1,483,342.68-357,661.32

Finding the Fourth Proportional to 988,895.16, 1,483,342.68 and 357,661.32

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Solution

The fourth proportional to 988,895.16, 1,483,342.68 and 357,661.32 is: 536,491.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,895.16 : 1,483,342.68 = 357,661.32 : x
  2. Step 2: Convert to fraction form
    988,895.16/1,483,342.68 = 357,661.32/x
  3. Step 3: Cross multiply
    988,895.16x = 1,483,342.68 × 357,661.32
  4. Step 4: Simplify right side
    988,895.16x = 530,534,300,941.14
  5. Step 5: Solve for x
    x = 530,534,300,941.14/988,895.16
  6. Step 6: Final answer
    x = 536,491.96

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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.