Home / 858,011.81-1,184,053.01-470,833.70

Finding the Fourth Proportional to 858,011.81, 1,184,053.01 and 470,833.70

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Solution

The fourth proportional to 858,011.81, 1,184,053.01 and 470,833.70 is: 649,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,011.81 : 1,184,053.01 = 470,833.70 : x
  2. Step 2: Convert to fraction form
    858,011.81/1,184,053.01 = 470,833.70/x
  3. Step 3: Cross multiply
    858,011.81x = 1,184,053.01 × 470,833.70
  4. Step 4: Simplify right side
    858,011.81x = 557,492,051,420.00
  5. Step 5: Solve for x
    x = 557,492,051,420.00/858,011.81
  6. Step 6: Final answer
    x = 649,748.70

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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.