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Finding the Fourth Proportional to 592,557.80, 817,727.50 and 320,626.22

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Solution

The fourth proportional to 592,557.80, 817,727.50 and 320,626.22 is: 442,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,557.80 : 817,727.50 = 320,626.22 : x
  2. Step 2: Convert to fraction form
    592,557.80/817,727.50 = 320,626.22/x
  3. Step 3: Cross multiply
    592,557.80x = 817,727.50 × 320,626.22
  4. Step 4: Simplify right side
    592,557.80x = 262,184,871,623.28
  5. Step 5: Solve for x
    x = 262,184,871,623.28/592,557.80
  6. Step 6: Final answer
    x = 442,462.95

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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.