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Finding the Fourth Proportional to 602,510.20, 831,464.01 and 344,392.67

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Solution

The fourth proportional to 602,510.20, 831,464.01 and 344,392.67 is: 475,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,510.20 : 831,464.01 = 344,392.67 : x
  2. Step 2: Convert to fraction form
    602,510.20/831,464.01 = 344,392.67/x
  3. Step 3: Cross multiply
    602,510.20x = 831,464.01 × 344,392.67
  4. Step 4: Simplify right side
    602,510.20x = 286,350,104,533.52
  5. Step 5: Solve for x
    x = 286,350,104,533.52/602,510.20
  6. Step 6: Final answer
    x = 475,261.84

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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.