Home / 852,038.19-1,175,819.90-470,090.79

Finding the Fourth Proportional to 852,038.19, 1,175,819.90 and 470,090.79

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Solution

The fourth proportional to 852,038.19, 1,175,819.90 and 470,090.79 is: 648,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,038.19 : 1,175,819.90 = 470,090.79 : x
  2. Step 2: Convert to fraction form
    852,038.19/1,175,819.90 = 470,090.79/x
  3. Step 3: Cross multiply
    852,038.19x = 1,175,819.90 × 470,090.79
  4. Step 4: Simplify right side
    852,038.19x = 552,742,103,338.27
  5. Step 5: Solve for x
    x = 552,742,103,338.27/852,038.19
  6. Step 6: Final answer
    x = 648,729.26

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Double scale
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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.