Home / 759,871.76-1,048,531.88-437,686.68

Finding the Fourth Proportional to 759,871.76, 1,048,531.88 and 437,686.68

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Solution

The fourth proportional to 759,871.76, 1,048,531.88 and 437,686.68 is: 603,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,871.76 : 1,048,531.88 = 437,686.68 : x
  2. Step 2: Convert to fraction form
    759,871.76/1,048,531.88 = 437,686.68/x
  3. Step 3: Cross multiply
    759,871.76x = 1,048,531.88 × 437,686.68
  4. Step 4: Simplify right side
    759,871.76x = 458,928,437,431.36
  5. Step 5: Solve for x
    x = 458,928,437,431.36/759,871.76
  6. Step 6: Final answer
    x = 603,955.12

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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.