Home / 1,030,053.63-1,421,477.09-571,200.51

Finding the Fourth Proportional to 1,030,053.63, 1,421,477.09 and 571,200.51

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Solution

The fourth proportional to 1,030,053.63, 1,421,477.09 and 571,200.51 is: 788,258.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,053.63 : 1,421,477.09 = 571,200.51 : x
  2. Step 2: Convert to fraction form
    1,030,053.63/1,421,477.09 = 571,200.51/x
  3. Step 3: Cross multiply
    1,030,053.63x = 1,421,477.09 × 571,200.51
  4. Step 4: Simplify right side
    1,030,053.63x = 811,948,435,905.31
  5. Step 5: Solve for x
    x = 811,948,435,905.31/1,030,053.63
  6. Step 6: Final answer
    x = 788,258.41

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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.