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Finding the Fourth Proportional to 832,508.16, 1,149,356.16 and 546,528.48

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Solution

The fourth proportional to 832,508.16, 1,149,356.16 and 546,528.48 is: 754,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,508.16 : 1,149,356.16 = 546,528.48 : x
  2. Step 2: Convert to fraction form
    832,508.16/1,149,356.16 = 546,528.48/x
  3. Step 3: Cross multiply
    832,508.16x = 1,149,356.16 × 546,528.48
  4. Step 4: Simplify right side
    832,508.16x = 628,155,875,103.44
  5. Step 5: Solve for x
    x = 628,155,875,103.44/832,508.16
  6. Step 6: Final answer
    x = 754,534.20

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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.