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Finding the Fourth Proportional to 637,762.01, 880,111.44 and 351,282.06

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Solution

The fourth proportional to 637,762.01, 880,111.44 and 351,282.06 is: 484,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,762.01 : 880,111.44 = 351,282.06 : x
  2. Step 2: Convert to fraction form
    637,762.01/880,111.44 = 351,282.06/x
  3. Step 3: Cross multiply
    637,762.01x = 880,111.44 × 351,282.06
  4. Step 4: Simplify right side
    637,762.01x = 309,167,359,672.77
  5. Step 5: Solve for x
    x = 309,167,359,672.77/637,762.01
  6. Step 6: Final answer
    x = 484,769.17

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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.