Home / 788,950.40-1,184,008.80-522,622.40

Finding the Fourth Proportional to 788,950.40, 1,184,008.80 and 522,622.40

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Solution

The fourth proportional to 788,950.40, 1,184,008.80 and 522,622.40 is: 784,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,950.40 : 1,184,008.80 = 522,622.40 : x
  2. Step 2: Convert to fraction form
    788,950.40/1,184,008.80 = 522,622.40/x
  3. Step 3: Cross multiply
    788,950.40x = 1,184,008.80 × 522,622.40
  4. Step 4: Simplify right side
    788,950.40x = 618,789,520,677.12
  5. Step 5: Solve for x
    x = 618,789,520,677.12/788,950.40
  6. Step 6: Final answer
    x = 784,319.93

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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.