Home / 671,838.57-927,202.55-501,777.45

Finding the Fourth Proportional to 671,838.57, 927,202.55 and 501,777.45

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Solution

The fourth proportional to 671,838.57, 927,202.55 and 501,777.45 is: 692,501.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,838.57 : 927,202.55 = 501,777.45 : x
  2. Step 2: Convert to fraction form
    671,838.57/927,202.55 = 501,777.45/x
  3. Step 3: Cross multiply
    671,838.57x = 927,202.55 × 501,777.45
  4. Step 4: Simplify right side
    671,838.57x = 465,249,328,663.61
  5. Step 5: Solve for x
    x = 465,249,328,663.61/671,838.57
  6. Step 6: Final answer
    x = 692,501.67

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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.