Home / 673,200.90-928,890.33-401,294.13

Finding the Fourth Proportional to 673,200.90, 928,890.33 and 401,294.13

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Solution

The fourth proportional to 673,200.90, 928,890.33 and 401,294.13 is: 553,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,200.90 : 928,890.33 = 401,294.13 : x
  2. Step 2: Convert to fraction form
    673,200.90/928,890.33 = 401,294.13/x
  3. Step 3: Cross multiply
    673,200.90x = 928,890.33 × 401,294.13
  4. Step 4: Simplify right side
    673,200.90x = 372,758,236,842.76
  5. Step 5: Solve for x
    x = 372,758,236,842.76/673,200.90
  6. Step 6: Final answer
    x = 553,710.25

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1.5x scale

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.