Home / 530,426.68-732,004.64-326,595.19

Finding the Fourth Proportional to 530,426.68, 732,004.64 and 326,595.19

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Solution

The fourth proportional to 530,426.68, 732,004.64 and 326,595.19 is: 450,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,426.68 : 732,004.64 = 326,595.19 : x
  2. Step 2: Convert to fraction form
    530,426.68/732,004.64 = 326,595.19/x
  3. Step 3: Cross multiply
    530,426.68x = 732,004.64 × 326,595.19
  4. Step 4: Simplify right side
    530,426.68x = 239,069,195,453.03
  5. Step 5: Solve for x
    x = 239,069,195,453.03/530,426.68
  6. Step 6: Final answer
    x = 450,711.11

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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.