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Finding the Fourth Proportional to 657,036.32, 985,545.84 and 158,396.32

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Solution

The fourth proportional to 657,036.32, 985,545.84 and 158,396.32 is: 237,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,036.32 : 985,545.84 = 158,396.32 : x
  2. Step 2: Convert to fraction form
    657,036.32/985,545.84 = 158,396.32/x
  3. Step 3: Cross multiply
    657,036.32x = 985,545.84 × 158,396.32
  4. Step 4: Simplify right side
    657,036.32x = 156,106,834,247.31
  5. Step 5: Solve for x
    x = 156,106,834,247.31/657,036.32
  6. Step 6: Final answer
    x = 237,592.40

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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.