Home / 832,455.51-1,148,788.59-450,482.28

Finding the Fourth Proportional to 832,455.51, 1,148,788.59 and 450,482.28

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Solution

The fourth proportional to 832,455.51, 1,148,788.59 and 450,482.28 is: 621,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,455.51 : 1,148,788.59 = 450,482.28 : x
  2. Step 2: Convert to fraction form
    832,455.51/1,148,788.59 = 450,482.28/x
  3. Step 3: Cross multiply
    832,455.51x = 1,148,788.59 × 450,482.28
  4. Step 4: Simplify right side
    832,455.51x = 517,508,903,261.19
  5. Step 5: Solve for x
    x = 517,508,903,261.19/832,455.51
  6. Step 6: Final answer
    x = 621,665.54

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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.