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Finding the Fourth Proportional to 602,925.20, 903,610.20 and 461,985.20

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Solution

The fourth proportional to 602,925.20, 903,610.20 and 461,985.20 is: 692,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,925.20 : 903,610.20 = 461,985.20 : x
  2. Step 2: Convert to fraction form
    602,925.20/903,610.20 = 461,985.20/x
  3. Step 3: Cross multiply
    602,925.20x = 903,610.20 × 461,985.20
  4. Step 4: Simplify right side
    602,925.20x = 417,454,538,969.04
  5. Step 5: Solve for x
    x = 417,454,538,969.04/602,925.20
  6. Step 6: Final answer
    x = 692,381.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.