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Finding the Fourth Proportional to 566,316.18, 781,669.86 and 333,946.08

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Solution

The fourth proportional to 566,316.18, 781,669.86 and 333,946.08 is: 460,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,316.18 : 781,669.86 = 333,946.08 : x
  2. Step 2: Convert to fraction form
    566,316.18/781,669.86 = 333,946.08/x
  3. Step 3: Cross multiply
    566,316.18x = 781,669.86 × 333,946.08
  4. Step 4: Simplify right side
    566,316.18x = 261,035,585,601.15
  5. Step 5: Solve for x
    x = 261,035,585,601.15/566,316.18
  6. Step 6: Final answer
    x = 460,936.13

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Double scale
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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.