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Finding the Fourth Proportional to 574,159.68, 792,334.08 and 316,031.04

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Solution

The fourth proportional to 574,159.68, 792,334.08 and 316,031.04 is: 436,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,159.68 : 792,334.08 = 316,031.04 : x
  2. Step 2: Convert to fraction form
    574,159.68/792,334.08 = 316,031.04/x
  3. Step 3: Cross multiply
    574,159.68x = 792,334.08 × 316,031.04
  4. Step 4: Simplify right side
    574,159.68x = 250,402,163,329.84
  5. Step 5: Solve for x
    x = 250,402,163,329.84/574,159.68
  6. Step 6: Final answer
    x = 436,119.38

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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.