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Finding the Fourth Proportional to 609,526.87, 841,153.38 and 367,762.72

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Solution

The fourth proportional to 609,526.87, 841,153.38 and 367,762.72 is: 507,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,526.87 : 841,153.38 = 367,762.72 : x
  2. Step 2: Convert to fraction form
    609,526.87/841,153.38 = 367,762.72/x
  3. Step 3: Cross multiply
    609,526.87x = 841,153.38 × 367,762.72
  4. Step 4: Simplify right side
    609,526.87x = 309,344,854,965.99
  5. Step 5: Solve for x
    x = 309,344,854,965.99/609,526.87
  6. Step 6: Final answer
    x = 507,516.35

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Double scale
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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.