Home / 605,031.60-907,547.40-522,087.60

Finding the Fourth Proportional to 605,031.60, 907,547.40 and 522,087.60

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Solution

The fourth proportional to 605,031.60, 907,547.40 and 522,087.60 is: 783,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,031.60 : 907,547.40 = 522,087.60 : x
  2. Step 2: Convert to fraction form
    605,031.60/907,547.40 = 522,087.60/x
  3. Step 3: Cross multiply
    605,031.60x = 907,547.40 × 522,087.60
  4. Step 4: Simplify right side
    605,031.60x = 473,819,243,952.24
  5. Step 5: Solve for x
    x = 473,819,243,952.24/605,031.60
  6. Step 6: Final answer
    x = 783,131.40

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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.