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Finding the Fourth Proportional to 566,218.70, 849,328.05 and 522,916.10

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Solution

The fourth proportional to 566,218.70, 849,328.05 and 522,916.10 is: 784,374.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,218.70 : 849,328.05 = 522,916.10 : x
  2. Step 2: Convert to fraction form
    566,218.70/849,328.05 = 522,916.10/x
  3. Step 3: Cross multiply
    566,218.70x = 849,328.05 × 522,916.10
  4. Step 4: Simplify right side
    566,218.70x = 444,127,311,526.61
  5. Step 5: Solve for x
    x = 444,127,311,526.61/566,218.70
  6. Step 6: Final answer
    x = 784,374.15

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Double scale
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Similar ratio
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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.