Home / 697,030.62-962,444.07-535,631.10

Finding the Fourth Proportional to 697,030.62, 962,444.07 and 535,631.10

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Solution

The fourth proportional to 697,030.62, 962,444.07 and 535,631.10 is: 739,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,030.62 : 962,444.07 = 535,631.10 : x
  2. Step 2: Convert to fraction form
    697,030.62/962,444.07 = 535,631.10/x
  3. Step 3: Cross multiply
    697,030.62x = 962,444.07 × 535,631.10
  4. Step 4: Simplify right side
    697,030.62x = 515,514,975,902.58
  5. Step 5: Solve for x
    x = 515,514,975,902.58/697,030.62
  6. Step 6: Final answer
    x = 739,587.27

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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.