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Finding the Fourth Proportional to 655,700.08, 904,952.34 and 369,276.16

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Solution

The fourth proportional to 655,700.08, 904,952.34 and 369,276.16 is: 509,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,700.08 : 904,952.34 = 369,276.16 : x
  2. Step 2: Convert to fraction form
    655,700.08/904,952.34 = 369,276.16/x
  3. Step 3: Cross multiply
    655,700.08x = 904,952.34 × 369,276.16
  4. Step 4: Simplify right side
    655,700.08x = 334,177,325,098.21
  5. Step 5: Solve for x
    x = 334,177,325,098.21/655,700.08
  6. Step 6: Final answer
    x = 509,649.66

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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.