Home / 530,824.26-732,526.52-289,111.08

Finding the Fourth Proportional to 530,824.26, 732,526.52 and 289,111.08

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Solution

The fourth proportional to 530,824.26, 732,526.52 and 289,111.08 is: 398,967.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,824.26 : 732,526.52 = 289,111.08 : x
  2. Step 2: Convert to fraction form
    530,824.26/732,526.52 = 289,111.08/x
  3. Step 3: Cross multiply
    530,824.26x = 732,526.52 × 289,111.08
  4. Step 4: Simplify right side
    530,824.26x = 211,781,533,325.84
  5. Step 5: Solve for x
    x = 211,781,533,325.84/530,824.26
  6. Step 6: Final answer
    x = 398,967.32

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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.