Home / 852,455.46-1,176,382.74-470,482.23

Finding the Fourth Proportional to 852,455.46, 1,176,382.74 and 470,482.23

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Solution

The fourth proportional to 852,455.46, 1,176,382.74 and 470,482.23 is: 649,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,455.46 : 1,176,382.74 = 470,482.23 : x
  2. Step 2: Convert to fraction form
    852,455.46/1,176,382.74 = 470,482.23/x
  3. Step 3: Cross multiply
    852,455.46x = 1,176,382.74 × 470,482.23
  4. Step 4: Simplify right side
    852,455.46x = 553,467,174,848.71
  5. Step 5: Solve for x
    x = 553,467,174,848.71/852,455.46
  6. Step 6: Final answer
    x = 649,262.28

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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.