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Finding the Fourth Proportional to 593,518.95, 889,344.87 and 458,911.83

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Solution

The fourth proportional to 593,518.95, 889,344.87 and 458,911.83 is: 687,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,518.95 : 889,344.87 = 458,911.83 : x
  2. Step 2: Convert to fraction form
    593,518.95/889,344.87 = 458,911.83/x
  3. Step 3: Cross multiply
    593,518.95x = 889,344.87 × 458,911.83
  4. Step 4: Simplify right side
    593,518.95x = 408,130,881,792.81
  5. Step 5: Solve for x
    x = 408,130,881,792.81/593,518.95
  6. Step 6: Final answer
    x = 687,645.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.