Home / 852,590.46-1,176,574.95-470,617.32

Finding the Fourth Proportional to 852,590.46, 1,176,574.95 and 470,617.32

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Solution

The fourth proportional to 852,590.46, 1,176,574.95 and 470,617.32 is: 649,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,590.46 : 1,176,574.95 = 470,617.32 : x
  2. Step 2: Convert to fraction form
    852,590.46/1,176,574.95 = 470,617.32/x
  3. Step 3: Cross multiply
    852,590.46x = 1,176,574.95 × 470,617.32
  4. Step 4: Simplify right side
    852,590.46x = 553,716,549,748.13
  5. Step 5: Solve for x
    x = 553,716,549,748.13/852,590.46
  6. Step 6: Final answer
    x = 649,451.97

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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.