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Finding the Fourth Proportional to 583,417.32, 805,189.22 and 341,792.10

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Solution

The fourth proportional to 583,417.32, 805,189.22 and 341,792.10 is: 471,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,417.32 : 805,189.22 = 341,792.10 : x
  2. Step 2: Convert to fraction form
    583,417.32/805,189.22 = 341,792.10/x
  3. Step 3: Cross multiply
    583,417.32x = 805,189.22 × 341,792.10
  4. Step 4: Simplify right side
    583,417.32x = 275,207,314,401.16
  5. Step 5: Solve for x
    x = 275,207,314,401.16/583,417.32
  6. Step 6: Final answer
    x = 471,716.05

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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.