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Finding the Fourth Proportional to 606,837.61, 837,407.53 and 348,532.86

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Solution

The fourth proportional to 606,837.61, 837,407.53 and 348,532.86 is: 480,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,837.61 : 837,407.53 = 348,532.86 : x
  2. Step 2: Convert to fraction form
    606,837.61/837,407.53 = 348,532.86/x
  3. Step 3: Cross multiply
    606,837.61x = 837,407.53 × 348,532.86
  4. Step 4: Simplify right side
    606,837.61x = 291,864,041,416.44
  5. Step 5: Solve for x
    x = 291,864,041,416.44/606,837.61
  6. Step 6: Final answer
    x = 480,959.05

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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.