Home / 673,829.84-929,549.63-401,706.02

Finding the Fourth Proportional to 673,829.84, 929,549.63 and 401,706.02

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Solution

The fourth proportional to 673,829.84, 929,549.63 and 401,706.02 is: 554,154.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,829.84 : 929,549.63 = 401,706.02 : x
  2. Step 2: Convert to fraction form
    673,829.84/929,549.63 = 401,706.02/x
  3. Step 3: Cross multiply
    673,829.84x = 929,549.63 × 401,706.02
  4. Step 4: Simplify right side
    673,829.84x = 373,405,675,603.49
  5. Step 5: Solve for x
    x = 373,405,675,603.49/673,829.84
  6. Step 6: Final answer
    x = 554,154.26

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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.