Home / 563,040.47-776,924.84-448,609.07

Finding the Fourth Proportional to 563,040.47, 776,924.84 and 448,609.07

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Solution

The fourth proportional to 563,040.47, 776,924.84 and 448,609.07 is: 619,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,040.47 : 776,924.84 = 448,609.07 : x
  2. Step 2: Convert to fraction form
    563,040.47/776,924.84 = 448,609.07/x
  3. Step 3: Cross multiply
    563,040.47x = 776,924.84 × 448,609.07
  4. Step 4: Simplify right side
    563,040.47x = 348,535,523,804.63
  5. Step 5: Solve for x
    x = 348,535,523,804.63/563,040.47
  6. Step 6: Final answer
    x = 619,023.93

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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.