Home / 852,848.40-1,176,949.14-470,899.32

Finding the Fourth Proportional to 852,848.40, 1,176,949.14 and 470,899.32

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Solution

The fourth proportional to 852,848.40, 1,176,949.14 and 470,899.32 is: 649,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,848.40 : 1,176,949.14 = 470,899.32 : x
  2. Step 2: Convert to fraction form
    852,848.40/1,176,949.14 = 470,899.32/x
  3. Step 3: Cross multiply
    852,848.40x = 1,176,949.14 × 470,899.32
  4. Step 4: Simplify right side
    852,848.40x = 554,224,549,700.59
  5. Step 5: Solve for x
    x = 554,224,549,700.59/852,848.40
  6. Step 6: Final answer
    x = 649,851.19

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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.