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Finding the Fourth Proportional to 605,661.80, 908,492.70 and 566,004.20

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Solution

The fourth proportional to 605,661.80, 908,492.70 and 566,004.20 is: 849,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,661.80 : 908,492.70 = 566,004.20 : x
  2. Step 2: Convert to fraction form
    605,661.80/908,492.70 = 566,004.20/x
  3. Step 3: Cross multiply
    605,661.80x = 908,492.70 × 566,004.20
  4. Step 4: Simplify right side
    605,661.80x = 514,210,683,869.34
  5. Step 5: Solve for x
    x = 514,210,683,869.34/605,661.80
  6. Step 6: Final answer
    x = 849,006.30

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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.