Home / 964,386.90-1,330,885.53-534,707.10

Finding the Fourth Proportional to 964,386.90, 1,330,885.53 and 534,707.10

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Solution

The fourth proportional to 964,386.90, 1,330,885.53 and 534,707.10 is: 737,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,386.90 : 1,330,885.53 = 534,707.10 : x
  2. Step 2: Convert to fraction form
    964,386.90/1,330,885.53 = 534,707.10/x
  3. Step 3: Cross multiply
    964,386.90x = 1,330,885.53 × 534,707.10
  4. Step 4: Simplify right side
    964,386.90x = 711,633,942,178.26
  5. Step 5: Solve for x
    x = 711,633,942,178.26/964,386.90
  6. Step 6: Final answer
    x = 737,913.32

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Double scale
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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.