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Finding the Fourth Proportional to 804,706.60, 1,111,477.54 and 601,658.01

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Solution

The fourth proportional to 804,706.60, 1,111,477.54 and 601,658.01 is: 831,022.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,706.60 : 1,111,477.54 = 601,658.01 : x
  2. Step 2: Convert to fraction form
    804,706.60/1,111,477.54 = 601,658.01/x
  3. Step 3: Cross multiply
    804,706.60x = 1,111,477.54 × 601,658.01
  4. Step 4: Simplify right side
    804,706.60x = 668,729,359,318.71
  5. Step 5: Solve for x
    x = 668,729,359,318.71/804,706.60
  6. Step 6: Final answer
    x = 831,022.59

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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.