Home / 522,965.12-784,525.44-242,510.72

Finding the Fourth Proportional to 522,965.12, 784,525.44 and 242,510.72

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Solution

The fourth proportional to 522,965.12, 784,525.44 and 242,510.72 is: 363,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,965.12 : 784,525.44 = 242,510.72 : x
  2. Step 2: Convert to fraction form
    522,965.12/784,525.44 = 242,510.72/x
  3. Step 3: Cross multiply
    522,965.12x = 784,525.44 × 242,510.72
  4. Step 4: Simplify right side
    522,965.12x = 190,255,829,312.72
  5. Step 5: Solve for x
    x = 190,255,829,312.72/522,965.12
  6. Step 6: Final answer
    x = 363,802.14

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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.