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Finding the Fourth Proportional to 653,530.12, 901,875.16 and 367,050.23

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Solution

The fourth proportional to 653,530.12, 901,875.16 and 367,050.23 is: 506,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,530.12 : 901,875.16 = 367,050.23 : x
  2. Step 2: Convert to fraction form
    653,530.12/901,875.16 = 367,050.23/x
  3. Step 3: Cross multiply
    653,530.12x = 901,875.16 × 367,050.23
  4. Step 4: Simplify right side
    653,530.12x = 331,033,489,313.80
  5. Step 5: Solve for x
    x = 331,033,489,313.80/653,530.12
  6. Step 6: Final answer
    x = 506,531.34

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Double scale
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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.