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Finding the Fourth Proportional to 670,820.52, 925,746.66 and 369,014.52

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Solution

The fourth proportional to 670,820.52, 925,746.66 and 369,014.52 is: 509,247.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,820.52 : 925,746.66 = 369,014.52 : x
  2. Step 2: Convert to fraction form
    670,820.52/925,746.66 = 369,014.52/x
  3. Step 3: Cross multiply
    670,820.52x = 925,746.66 × 369,014.52
  4. Step 4: Simplify right side
    670,820.52x = 341,613,959,381.50
  5. Step 5: Solve for x
    x = 341,613,959,381.50/670,820.52
  6. Step 6: Final answer
    x = 509,247.93

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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.