Home / 601,979.04-902,248.90-458,711.40

Finding the Fourth Proportional to 601,979.04, 902,248.90 and 458,711.40

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Solution

The fourth proportional to 601,979.04, 902,248.90 and 458,711.40 is: 687,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,979.04 : 902,248.90 = 458,711.40 : x
  2. Step 2: Convert to fraction form
    601,979.04/902,248.90 = 458,711.40/x
  3. Step 3: Cross multiply
    601,979.04x = 902,248.90 × 458,711.40
  4. Step 4: Simplify right side
    601,979.04x = 413,871,859,594.24
  5. Step 5: Solve for x
    x = 413,871,859,594.24/601,979.04
  6. Step 6: Final answer
    x = 687,518.72

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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.