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Finding the Fourth Proportional to 583,502.71, 805,502.78 and 341,751.91

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Solution

The fourth proportional to 583,502.71, 805,502.78 and 341,751.91 is: 471,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,502.71 : 805,502.78 = 341,751.91 : x
  2. Step 2: Convert to fraction form
    583,502.71/805,502.78 = 341,751.91/x
  3. Step 3: Cross multiply
    583,502.71x = 805,502.78 × 341,751.91
  4. Step 4: Simplify right side
    583,502.71x = 275,282,113,575.31
  5. Step 5: Solve for x
    x = 275,282,113,575.31/583,502.71
  6. Step 6: Final answer
    x = 471,775.21

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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.