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Finding the Fourth Proportional to 975,783.68, 1,346,404.36 and 562,256

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Solution

The fourth proportional to 975,783.68, 1,346,404.36 and 562,256 is: 775,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,783.68 : 1,346,404.36 = 562,256 : x
  2. Step 2: Convert to fraction form
    975,783.68/1,346,404.36 = 562,256/x
  3. Step 3: Cross multiply
    975,783.68x = 1,346,404.36 × 562,256
  4. Step 4: Simplify right side
    975,783.68x = 757,023,929,836.16
  5. Step 5: Solve for x
    x = 757,023,929,836.16/975,783.68
  6. Step 6: Final answer
    x = 775,811.22

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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.