Home / 346,925.35-520,423.69-130,965.98

Finding the Fourth Proportional to 346,925.35, 520,423.69 and 130,965.98

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Solution

The fourth proportional to 346,925.35, 520,423.69 and 130,965.98 is: 196,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,925.35 : 520,423.69 = 130,965.98 : x
  2. Step 2: Convert to fraction form
    346,925.35/520,423.69 = 130,965.98/x
  3. Step 3: Cross multiply
    346,925.35x = 520,423.69 × 130,965.98
  4. Step 4: Simplify right side
    346,925.35x = 68,157,799,549.71
  5. Step 5: Solve for x
    x = 68,157,799,549.71/346,925.35
  6. Step 6: Final answer
    x = 196,462.44

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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.