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Finding the Fourth Proportional to 566,434.08, 781,753.68 and 340,094.16

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Solution

The fourth proportional to 566,434.08, 781,753.68 and 340,094.16 is: 469,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,434.08 : 781,753.68 = 340,094.16 : x
  2. Step 2: Convert to fraction form
    566,434.08/781,753.68 = 340,094.16/x
  3. Step 3: Cross multiply
    566,434.08x = 781,753.68 × 340,094.16
  4. Step 4: Simplify right side
    566,434.08x = 265,869,861,126.51
  5. Step 5: Solve for x
    x = 265,869,861,126.51/566,434.08
  6. Step 6: Final answer
    x = 469,374.76

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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.