Home / 749,127.02-1,033,559.73-458,435.53

Finding the Fourth Proportional to 749,127.02, 1,033,559.73 and 458,435.53

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Solution

The fourth proportional to 749,127.02, 1,033,559.73 and 458,435.53 is: 632,496.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,127.02 : 1,033,559.73 = 458,435.53 : x
  2. Step 2: Convert to fraction form
    749,127.02/1,033,559.73 = 458,435.53/x
  3. Step 3: Cross multiply
    749,127.02x = 1,033,559.73 × 458,435.53
  4. Step 4: Simplify right side
    749,127.02x = 473,820,503,901.16
  5. Step 5: Solve for x
    x = 473,820,503,901.16/749,127.02
  6. Step 6: Final answer
    x = 632,496.89

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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.