Home / 832,561.83-1,148,938.70-450,588.51

Finding the Fourth Proportional to 832,561.83, 1,148,938.70 and 450,588.51

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Solution

The fourth proportional to 832,561.83, 1,148,938.70 and 450,588.51 is: 621,813.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,561.83 : 1,148,938.70 = 450,588.51 : x
  2. Step 2: Convert to fraction form
    832,561.83/1,148,938.70 = 450,588.51/x
  3. Step 3: Cross multiply
    832,561.83x = 1,148,938.70 × 450,588.51
  4. Step 4: Simplify right side
    832,561.83x = 517,698,574,661.40
  5. Step 5: Solve for x
    x = 517,698,574,661.40/832,561.83
  6. Step 6: Final answer
    x = 621,813.97

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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.