Home / 470,059.03-705,088.73-256,710.26

Finding the Fourth Proportional to 470,059.03, 705,088.73 and 256,710.26

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Solution

The fourth proportional to 470,059.03, 705,088.73 and 256,710.26 is: 385,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,059.03 : 705,088.73 = 256,710.26 : x
  2. Step 2: Convert to fraction form
    470,059.03/705,088.73 = 256,710.26/x
  3. Step 3: Cross multiply
    470,059.03x = 705,088.73 × 256,710.26
  4. Step 4: Simplify right side
    470,059.03x = 181,003,513,605.87
  5. Step 5: Solve for x
    x = 181,003,513,605.87/470,059.03
  6. Step 6: Final answer
    x = 385,065.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.