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Finding the Fourth Proportional to 523,712.04, 785,567.01 and 144,631.80

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Solution

The fourth proportional to 523,712.04, 785,567.01 and 144,631.80 is: 216,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,712.04 : 785,567.01 = 144,631.80 : x
  2. Step 2: Convert to fraction form
    523,712.04/785,567.01 = 144,631.80/x
  3. Step 3: Cross multiply
    523,712.04x = 785,567.01 × 144,631.80
  4. Step 4: Simplify right side
    523,712.04x = 113,617,966,749.08
  5. Step 5: Solve for x
    x = 113,617,966,749.08/523,712.04
  6. Step 6: Final answer
    x = 216,947.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.