Home / 852,644.16-1,176,658.56-470,671.20

Finding the Fourth Proportional to 852,644.16, 1,176,658.56 and 470,671.20

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Solution

The fourth proportional to 852,644.16, 1,176,658.56 and 470,671.20 is: 649,531.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,644.16 : 1,176,658.56 = 470,671.20 : x
  2. Step 2: Convert to fraction form
    852,644.16/1,176,658.56 = 470,671.20/x
  3. Step 3: Cross multiply
    852,644.16x = 1,176,658.56 × 470,671.20
  4. Step 4: Simplify right side
    852,644.16x = 553,819,296,425.47
  5. Step 5: Solve for x
    x = 553,819,296,425.47/852,644.16
  6. Step 6: Final answer
    x = 649,531.57

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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.